1 | <?php |
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2 | /* For licensing terms, see /license.txt*/ |
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3 | |||
4 | /** |
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5 | * create a new category definition for the user information. |
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6 | * |
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7 | * @author - Hugues peeters <[email protected]> |
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8 | * @author - Christophe Gesch� <[email protected]> |
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9 | * |
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10 | * @param string $title - category title |
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11 | * @param string $comment - title comment |
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12 | * @param int $nbline - lines number for the field the user will fill |
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13 | * |
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14 | * @return bool true if succeed, else bolean false |
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15 | */ |
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16 | function create_cat_def($title = "", $comment = "", $nbline = "5") |
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17 | { |
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18 | global $TBL_USERINFO_DEF; //taken from userInfo.php |
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19 | |||
20 | $title = Database::escape_string(trim($title)); |
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21 | $comment = Database::escape_string(trim($comment)); |
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22 | $nbline = strval(intval($nbline)); |
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23 | |||
24 | if (0 == (int) $nbline || empty($title)) { |
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25 | return false; |
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26 | } |
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27 | |||
28 | $sql = "SELECT MAX(rank) as maxRank FROM ".$TBL_USERINFO_DEF; |
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29 | $result = Database::query($sql); |
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30 | if ($result) { |
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31 | $maxRank = Database::fetch_array($result); |
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32 | } |
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33 | |||
34 | $maxRank = $maxRank['maxRank']; |
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35 | $thisRank = $maxRank + 1; |
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36 | |||
37 | $sql = "INSERT INTO $TBL_USERINFO_DEF SET |
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38 | title = '$title', |
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39 | comment = '$comment', |
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40 | line_count = '$nbline', |
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41 | rank = '$thisRank'"; |
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42 | |||
43 | Database::query($sql); |
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44 | |||
45 | return true; |
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46 | } |
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47 | |||
48 | /** |
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49 | * modify the definition of a user information category. |
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50 | * |
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51 | * @author - Hugues peeters <[email protected]> |
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52 | * @author - Christophe Gesch� <[email protected]> |
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53 | * |
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54 | * @param int $id - id of the category |
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55 | * @param string $title - category title |
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56 | * @param string $comment - title comment |
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57 | * @param int $nbline - lines number for the field the user will fill |
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58 | * |
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59 | * @return - boolean true if succeed, else otherwise |
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60 | */ |
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61 | function edit_cat_def($id, $title, $comment, $nbline) |
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62 | { |
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63 | global $TBL_USERINFO_DEF; |
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64 | |||
65 | if (0 == $nbline || 0 == $id) { |
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66 | return false; |
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67 | } |
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68 | $id = strval(intval($id)); //make sure id is integer |
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69 | $title = Database::escape_string(trim($title)); |
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70 | $comment = Database::escape_string(trim($comment)); |
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71 | $nbline = strval(intval($nbline)); |
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72 | |||
73 | $sql = "UPDATE $TBL_USERINFO_DEF SET |
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74 | title = '$title', |
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75 | comment = '$comment', |
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76 | line_count = '$nbline' |
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77 | WHERE id = '$id'"; |
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78 | Database::query($sql); |
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79 | |||
80 | return true; |
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81 | } |
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82 | |||
83 | /** |
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84 | * remove a category from the category list. |
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85 | * |
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86 | * @author - Hugues peeters <[email protected]> |
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87 | * @author - Christophe Gesche <[email protected]> |
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88 | * |
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89 | * @param int $id - id of the category |
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90 | * or "ALL" for all category |
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91 | * @param bool $force - FALSE (default) : prevents removal if users have |
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92 | * already fill this category |
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93 | * TRUE : bypass user content existence check |
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94 | * |
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95 | * @return bool - TRUE if succeed, ELSE otherwise |
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96 | */ |
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97 | function remove_cat_def($id, $force = false) |
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98 | { |
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99 | $TBL_USERINFO_DEF = Database:: get_course_table(TABLE_USER_INFO_DEF); |
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100 | $TBL_USERINFO_CONTENT = Database:: get_course_table(TABLE_USER_INFO_CONTENT); |
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101 | |||
102 | $id = strval(intval($id)); |
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103 | |||
104 | if ((0 == (int) $id || $id == "ALL") || !is_bool($force)) { |
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105 | return false; |
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106 | } |
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107 | $sqlCondition = " WHERE id = $id"; |
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108 | if (!$force) { |
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109 | $sql = "SELECT * FROM $TBL_USERINFO_CONTENT $sqlCondition"; |
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110 | $result = Database::query($sql); |
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111 | |||
112 | if (Database::num_rows($result) > 0) { |
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113 | return false; |
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114 | } |
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115 | } |
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116 | $sql = "DELETE FROM $TBL_USERINFO_DEF $sqlCondition"; |
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117 | Database::query($sql); |
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118 | } |
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119 | |||
120 | /** |
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121 | * move a category in the category list. |
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122 | * |
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123 | * @author - Hugues peeters <[email protected]> |
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124 | * @author - Christophe Gesch� <[email protected]> |
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125 | * |
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126 | * @param int $id - id of the category |
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127 | * @param string $direction "up" or "down" : |
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128 | * "up" decrease the rank of gived $id by switching rank with the just lower |
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129 | * "down" increase the rank of gived $id by switching rank with the just upper |
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130 | * |
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131 | * @return bool true if succeed, else boolean false |
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132 | */ |
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133 | function move_cat_rank($id, $direction) // up & down. |
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134 | { |
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135 | $TBL_USERINFO_DEF = Database:: get_course_table(userinfo_def); |
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136 | $id = strval(intval($id)); |
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137 | |||
138 | if (0 == (int) $id || !($direction == "up" || $direction == "down")) { |
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139 | return false; |
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140 | } |
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141 | |||
142 | $sql = "SELECT rank FROM $TBL_USERINFO_DEF WHERE id = $id"; |
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143 | $result = Database::query($sql); |
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144 | |||
145 | if (Database::num_rows($result) < 1) { |
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146 | return false; |
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147 | } |
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148 | |||
149 | $cat = Database::fetch_array($result); |
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150 | $rank = (int) $cat['rank']; |
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151 | |||
152 | return move_cat_rank_by_rank($rank, $direction); |
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153 | } |
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154 | |||
155 | /** |
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156 | * move a category in the category list. |
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157 | * |
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158 | * @author - Hugues peeters <[email protected]> |
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159 | * @author - Christophe Gesche <[email protected]> |
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160 | * |
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161 | * @param int $rank - actual rank of the category |
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162 | * @param string $direction "up" or "down" : |
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163 | * "up" decrease the rank of gived $rank by switching rank with the just lower |
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164 | * "down" increase the rank of gived $rank by switching rank with the just upper |
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165 | * |
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166 | * @return bool true if succeed, else boolean false |
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167 | */ |
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168 | function move_cat_rank_by_rank($rank, $direction) // up & down. |
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169 | { |
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170 | $TBL_USERINFO_DEF = Database:: get_course_table(userinfo_def); |
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171 | |||
172 | if (0 == (int) $rank || !($direction == "up" || $direction == "down")) { |
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173 | return false; |
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174 | } |
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175 | |||
176 | if ($direction === "down") { |
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177 | // thus increase rank ... |
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178 | $sort = "ASC"; |
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179 | $compOp = ">="; |
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180 | } else { |
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181 | // thus decrease rank ... |
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182 | $sort = "DESC"; |
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183 | $compOp = "<="; |
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184 | } |
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185 | |||
186 | // this request find the 2 line to be switched (on rank value) |
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187 | $sql = "SELECT id, rank FROM $TBL_USERINFO_DEF |
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188 | WHERE rank $compOp $rank |
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189 | ORDER BY rank $sort LIMIT 2"; |
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190 | |||
191 | $result = Database::query($sql); |
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192 | |||
193 | if (Database::num_rows($result) < 2) { |
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194 | return false; |
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195 | } |
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196 | |||
197 | $thisCat = Database::fetch_array($result); |
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198 | $nextCat = Database::fetch_array($result); |
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199 | |||
200 | $sql1 = "UPDATE $TBL_USERINFO_DEF SET rank ='".$nextCat['rank']. |
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201 | "' WHERE id = '".$thisCat['id']."'"; |
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202 | $sql2 = "UPDATE $TBL_USERINFO_DEF SET rank ='".$thisCat['rank']. |
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203 | "' WHERE id = '".$nextCat['id']."'"; |
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204 | |||
205 | Database::query($sql1); |
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206 | Database::query($sql2); |
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207 | |||
208 | return true; |
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209 | } |
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210 | |||
211 | /** |
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212 | * @author Hugues Peeters - [email protected] |
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213 | * |
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214 | * @param int $user_id |
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215 | * @param string $course_code |
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216 | * @param array $properties - should contain 'role', 'status', 'tutor_id' |
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217 | * |
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218 | * @return bool true if succeed false otherwise |
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219 | */ |
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220 | function update_user_course_properties($user_id, $course_code, $properties, $horaire_name, $course_id) |
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221 | { |
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222 | global $tbl_coursUser, $_user; |
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223 | $sqlChangeStatus = ""; |
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224 | $user_id = (int) $user_id; //filter integer |
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225 | $course_code = Database::escape_string($course_code); |
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226 | $course_id = (int) $course_id; |
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227 | $horaire_name = Database::escape_string($horaire_name); |
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228 | $status = Database::escape_string($properties['status']); |
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229 | $tutor = Database::escape_string($properties['tutor']); |
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230 | if ($user_id != $_user['user_id']) { |
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231 | $sqlChangeStatus = "status = '$status',"; |
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232 | } |
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233 | |||
234 | $sql = "UPDATE $tbl_coursUser |
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235 | SET $sqlChangeStatus |
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236 | is_tutor = '$tutor' |
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237 | WHERE user_id = $user_id AND c_id = $course_id"; |
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238 | Database::query($sql); |
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239 | //update official-code: Horaire |
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240 | $table_user = Database::get_main_table(TABLE_MAIN_USER); |
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241 | $sql2 = "UPDATE $table_user |
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242 | SET official_code = '$horaire_name' |
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243 | WHERE user_id = $user_id"; |
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244 | Database::query($sql2); |
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245 | //on récupère l'horaire |
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246 | $tbl_personal_agenda = Database:: get_main_table(TABLE_PERSONAL_AGENDA); |
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247 | $TABLECALDATES = Database:: get_course_table(cal_dates); |
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248 | $jour = 0; |
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249 | $sql3 = "SELECT date FROM $TABLECALDATES |
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250 | WHERE |
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251 | horaire_name = '$horaire_name' AND |
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252 | status = 'C' AND |
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253 | c_id = $course_id |
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254 | ORDER BY date "; |
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255 | $result3 = Database::query($sql3); |
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256 | |||
257 | if (Database::num_rows($result3) == '0') { |
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258 | return false; |
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259 | } |
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260 | |||
261 | //on efface ce qui est déjà inscrit |
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262 | $sql4 = "DELETE FROM $tbl_personal_agenda |
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263 | WHERE user = $user_id |
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264 | AND text = 'Pour le calendrier, ne pas effacer'"; |
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265 | Database::query($sql4); |
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266 | |||
267 | $sql = "DELETE FROM $tbl_personal_agenda |
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268 | WHERE user = $user_id AND title = 'Examen*'"; |
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269 | Database::query($sql); |
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270 | //à chaque date dans l'horaire |
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271 | while ($res3 = Database::fetch_array($result3)) { |
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272 | $date = $res3['date']; |
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273 | //on incrémente les jours de cours |
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274 | $date = api_get_utc_datetime($date); |
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275 | $jour = $jour + 1; |
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276 | //on réinsère le nouvel horaire |
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277 | $sql = "INSERT ".$tbl_personal_agenda." (user,title,text,date) |
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278 | VALUES ($user_id, $jour, 'Pour le calendrier, ne pas effacer', '$date')"; |
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279 | Database::query($sql); |
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280 | // pour les inscrire examens dans agenda |
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281 | $sql5 = "SELECT date FROM $TABLECALDATES |
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282 | WHERE horaire_name = '$horaire_name' AND status = 'E' |
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283 | AND c_id = '$course_id' |
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284 | ORDER BY date |
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285 | "; |
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286 | $result5 = Database::query($sql5); |
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287 | } |
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288 | |||
289 | //à chaque date dans l'horaire |
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290 | while ($res5 = Database::fetch_array($result5)) { |
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291 | $date = $res5['date']; |
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292 | $date = api_get_utc_datetime($date); |
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293 | //on réinsère le nouvel horaire |
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294 | $sql7 = "INSERT $tbl_personal_agenda (user, title, date) VALUES ($user_id, 'Examen*', '$date')"; |
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295 | Database::query($sql7); |
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296 | } |
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297 | } |
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298 | |||
299 | /** |
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300 | * fill a bloc for information category. |
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301 | * |
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302 | * @author - Hugues peeters <[email protected]> |
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303 | * @author - Christophe Gesche <[email protected]> |
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304 | * |
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305 | * @param $definition_id |
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306 | * @param $user_id |
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307 | * @param $user_ip |
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308 | * @param $content |
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309 | * |
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310 | * @return bool true if succeed, else boolean false |
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311 | */ |
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312 | function fill_new_cat_content($definition_id, $user_id, $content = "", $user_ip = "") |
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313 | { |
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314 | global $TBL_USERINFO_CONTENT; |
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315 | |||
316 | if (empty($user_ip)) { |
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317 | $user_ip = $_SERVER['REMOTE_ADDR']; |
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318 | } |
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319 | $definition_id = (int) $definition_id; |
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320 | $user_id = (int) $user_id; |
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321 | $content = Database::escape_string(trim($content)); |
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322 | $user_ip = Database::escape_string(trim($user_ip)); |
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323 | |||
324 | if (0 == $definition_id || 0 == $user_id || $content == "") { |
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325 | // Here we should introduce an error handling system... |
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326 | |||
327 | return false; |
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328 | } |
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329 | |||
330 | // Do not create if already exist |
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331 | $sql = "SELECT id FROM $TBL_USERINFO_CONTENT |
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332 | WHERE definition_id = '$definition_id' |
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333 | AND user_id = $user_id"; |
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334 | |||
335 | $result = Database::query($sql); |
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336 | |||
337 | if (Database::num_rows($result) > 0) { |
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338 | return false; |
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339 | } |
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340 | |||
341 | $sql = "INSERT INTO $TBL_USERINFO_CONTENT SET |
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342 | content = '$content', |
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343 | definition_id = $definition_id, |
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344 | user_id = $user_id, |
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345 | editor_ip = '$user_ip', |
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346 | edition_time = now()"; |
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347 | |||
348 | Database::query($sql); |
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349 | |||
350 | return true; |
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351 | } |
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352 | |||
353 | /** |
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354 | * Edit a bloc for information category. |
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355 | * |
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356 | * @author - Hugues peeters <[email protected]> |
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357 | * @author - Christophe Gesche <[email protected]> |
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358 | * |
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359 | * @param $definition_id |
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360 | * @param $user_id |
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361 | * @param $user_ip DEFAULT $REMOTE_ADDR |
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362 | * @param $content if empty call delete the bloc |
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363 | * |
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364 | * @return bool true if succeed, else boolean false |
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365 | */ |
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366 | function edit_cat_content($definition_id, $user_id, $content = "", $user_ip = "") |
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367 | { |
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368 | global $TBL_USERINFO_CONTENT; |
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369 | $definition_id = (int) $definition_id; |
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370 | $user_id = (int) $user_id; |
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371 | $content = Database::escape_string(trim($content)); |
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372 | if (empty($user_ip)) { |
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373 | $user_ip = $_SERVER['REMOTE_ADDR']; |
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374 | } |
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375 | $user_ip = Database::escape_string($user_ip); |
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376 | |||
377 | if (0 == $user_id || 0 == $definition_id) { |
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378 | return false; |
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379 | } |
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380 | |||
381 | if ($content == "") { |
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382 | return cleanout_cat_content($user_id, $definition_id); |
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383 | } |
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384 | |||
385 | $sql = "UPDATE $TBL_USERINFO_CONTENT SET |
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386 | content = '$content', |
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387 | editor_ip = '$user_ip', |
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388 | edition_time = now() |
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389 | WHERE definition_id = $definition_id AND user_id = $user_id"; |
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390 | |||
391 | Database::query($sql); |
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392 | |||
393 | return true; |
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394 | } |
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395 | |||
396 | /** |
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397 | * clean the content of a bloc for information category. |
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398 | * |
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399 | * @author Hugues peeters <[email protected]> |
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400 | * @author Christophe Gesche <[email protected]> |
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401 | * |
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402 | * @param $definition_id |
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403 | * @param $user_id |
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404 | * |
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405 | * @return bool true if succeed, else boolean false |
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406 | */ |
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407 | function cleanout_cat_content($user_id, $definition_id) |
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408 | { |
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409 | global $TBL_USERINFO_CONTENT; |
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410 | $user_id = (int) $user_id; |
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411 | $definition_id = (int) $definition_id; |
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412 | |||
413 | if (0 == $user_id || 0 == $definition_id) { |
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414 | return false; |
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415 | } |
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416 | |||
417 | $sql = "DELETE FROM $TBL_USERINFO_CONTENT |
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418 | WHERE user_id = $user_id AND definition_id = $definition_id"; |
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419 | |||
420 | Database::query($sql); |
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421 | |||
422 | return true; |
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423 | } |
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424 | |||
425 | /** |
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426 | * get the user info from the user id. |
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427 | * |
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428 | * @author - Hugues Peeters <[email protected]> |
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429 | * @author - Christophe Gesche <[email protected]> |
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430 | * |
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431 | * @param int $user_id user id as stored in the Dokeos main db |
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432 | * |
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433 | * @return array containg user info sort by categories rank |
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434 | * each rank contains 'title', 'comment', 'content', 'cat_id' |
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435 | */ |
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436 | function get_course_user_info($user_id) |
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437 | { |
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438 | $TBL_USERINFO_DEF = Database:: get_course_table(TABLE_USER_INFO_DEF); |
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439 | $TBL_USERINFO_CONTENT = Database:: get_course_table(TABLE_USER_INFO_CONTENT); |
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440 | |||
441 | $user_id = (int) $user_id; |
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442 | $sql = "SELECT cat.id catId, cat.title, |
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443 | cat.comment , content.content |
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444 | FROM $TBL_USERINFO_DEF cat LEFT JOIN $TBL_USERINFO_CONTENT content |
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445 | ON cat.id = content.definition_id AND content.user_id = $user_id |
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446 | ORDER BY cat.rank, content.id"; |
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447 | |||
448 | $result = Database::query($sql); |
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449 | |||
450 | if (Database::num_rows($result) > 0) { |
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451 | while ($userInfo = Database::fetch_array($result, 'ASSOC')) { |
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452 | $userInfos[] = $userInfo; |
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453 | } |
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454 | |||
455 | return $userInfos; |
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456 | } |
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457 | |||
458 | return false; |
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459 | } |
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460 | |||
461 | /** |
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462 | * get the user content of a categories plus the categories definition. |
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463 | * |
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464 | * @author - Hugues Peeters <[email protected]> |
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465 | * @author - Christophe Gesche <[email protected]> |
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466 | * |
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467 | * @param int $userId id of the user |
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468 | * @param int $catId id of the categories |
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469 | * |
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470 | * @return array containing 'catId', 'title', 'comment', 'nbline', 'contentId' and 'content' |
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471 | */ |
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472 | function get_cat_content($userId, $catId) |
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473 | { |
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474 | $TBL_USERINFO_DEF = Database:: get_course_table(TABLE_USER_INFO_DEF); |
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475 | $TBL_USERINFO_CONTENT = Database:: get_course_table(TABLE_USER_INFO_CONTENT); |
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476 | |||
477 | $userId = (int) $userId; |
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478 | $catId = (int) $catId; |
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479 | $sql = "SELECT cat.id catId, cat.title, |
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480 | cat.comment , cat.line_count, |
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481 | content.id contentId, content.content |
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482 | FROM $TBL_USERINFO_DEF cat LEFT JOIN $TBL_USERINFO_CONTENT content |
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483 | ON cat.id = content.definition_id |
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484 | AND content.user_id = $userId |
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485 | WHERE cat.id = $catId "; |
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486 | $result = Database::query($sql); |
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487 | |||
488 | if (Database::num_rows($result) > 0) { |
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489 | $catContent = Database::fetch_array($result, 'ASSOC'); |
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490 | $catContent['nbline'] = $catContent['line_count']; |
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491 | |||
492 | return $catContent; |
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493 | } |
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494 | |||
495 | return false; |
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496 | } |
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497 | |||
498 | /** |
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499 | * get the definition of a category. |
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500 | * |
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501 | * @author Christophe Gesche <[email protected]> |
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502 | * @author Hugues Peeters <[email protected]> |
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503 | * |
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504 | * @param int $catId - id of the categories |
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505 | * |
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506 | * @return array containing 'id', 'title', 'comment', and 'nbline', |
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507 | */ |
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508 | function get_cat_def($catId) |
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509 | { |
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510 | $TBL_USERINFO_DEF = Database:: get_course_table(TABLE_USER_INFO_DEF); |
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511 | |||
512 | $catId = (int) $catId; |
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513 | $sql = "SELECT id, title, comment, line_count, rank FROM $TBL_USERINFO_DEF WHERE id = $catId"; |
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514 | |||
515 | $result = Database::query($sql); |
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516 | |||
517 | if (Database::num_rows($result) > 0) { |
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518 | $catDef = Database::fetch_array($result, 'ASSOC'); |
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519 | $catDef['nbline'] = $catDef['line_count']; |
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520 | |||
521 | return $catDef; |
||
522 | } |
||
523 | |||
524 | return false; |
||
525 | } |
||
526 | |||
527 | /** |
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528 | * get list of all this course categories. |
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529 | * |
||
530 | * @author Christophe Gesche <[email protected]> |
||
531 | * @author Hugues Peeters <[email protected]> |
||
532 | * |
||
533 | * @return array containing a list of arrays. |
||
534 | * And each of these arrays contains |
||
535 | * 'catId', 'title', 'comment', and 'nbline', |
||
536 | */ |
||
537 | function get_cat_def_list() |
||
538 | { |
||
539 | $TBL_USERINFO_DEF = Database:: get_course_table(TABLE_USER_INFO_DEF); |
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540 | |||
541 | $sql = "SELECT id catId, title, comment , line_count |
||
542 | FROM $TBL_USERINFO_DEF |
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543 | ORDER BY rank"; |
||
544 | |||
545 | $result = Database::query($sql); |
||
546 | |||
547 | if (Database::num_rows($result) > 0) { |
||
548 | while ($cat_def = Database::fetch_array($result, 'ASSOC')) { |
||
549 | $cat_def_list[] = $cat_def; |
||
550 | } |
||
551 | |||
552 | return $cat_def_list; |
||
553 | } |
||
554 | |||
555 | return false; |
||
556 | } |
||
557 | |||
558 | /** |
||
559 | * transform content in a html display. |
||
560 | * |
||
561 | * @author Hugues Peeters <[email protected]> |
||
562 | * |
||
563 | * @param string $string string to htmlize |
||
564 | * |
||
565 | * @return string htmlized |
||
566 | */ |
||
567 | function htmlize($string) |
||
568 | { |
||
569 | global $charset; |
||
570 | |||
571 | return nl2br(htmlspecialchars($string, ENT_QUOTES, $charset)); |
||
572 | } |
||
573 |