1 | <?php |
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2 | /* For licensing terms, see /license.txt */ |
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3 | |||
4 | set_time_limit(0); |
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5 | |||
6 | use CpChart\Cache as pCache; |
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7 | use CpChart\Data as pData; |
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8 | use CpChart\Image as pImage; |
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9 | |||
10 | /** |
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11 | * Class FlatViewTable |
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12 | * Table to display flat view (all evaluations and links for all students). |
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13 | * |
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14 | * @author Stijn Konings |
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15 | * @author Bert Steppé - (refactored, optimised) |
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16 | * @author Julio Montoya Armas - Gradebook Graphics |
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17 | */ |
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18 | class FlatViewTable extends SortableTable |
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19 | { |
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20 | public $datagen; |
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21 | private $selectcat; |
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22 | private $limit_enabled; |
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23 | private $offset; |
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24 | private $mainCourseCategory; |
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25 | |||
26 | /** |
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27 | * @param Category $selectcat |
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28 | * @param array $users |
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29 | * @param array $evals |
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30 | * @param array $links |
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31 | * @param bool $limit_enabled |
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32 | * @param int $offset |
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33 | * @param null $addparams |
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34 | * @param Category $mainCourseCategory |
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35 | */ |
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36 | public function __construct( |
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37 | $selectcat, |
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38 | $users = [], |
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39 | $evals = [], |
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40 | $links = [], |
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41 | $limit_enabled = false, |
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42 | $offset = 0, |
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43 | $addparams = null, |
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44 | $mainCourseCategory = null |
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45 | ) { |
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46 | parent:: __construct( |
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47 | 'flatviewlist', |
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48 | null, |
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49 | null, |
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50 | api_is_western_name_order() ? 1 : 0 |
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51 | ); |
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52 | |||
53 | $this->selectcat = $selectcat; |
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54 | $this->datagen = new FlatViewDataGenerator( |
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55 | $users, |
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56 | $evals, |
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57 | $links, |
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58 | ['only_subcat' => $this->selectcat->get_id()], |
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59 | $mainCourseCategory |
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60 | ); |
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61 | |||
62 | $this->limit_enabled = $limit_enabled; |
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63 | $this->offset = $offset; |
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64 | if (isset($addparams)) { |
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65 | $this->set_additional_parameters($addparams); |
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66 | } |
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67 | |||
68 | // step 2: generate rows: students |
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69 | $this->datagen->category = $this->selectcat; |
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70 | $this->mainCourseCategory = $mainCourseCategory; |
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71 | } |
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72 | |||
73 | /** |
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74 | * @param bool $value |
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75 | */ |
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76 | public function setLimitEnabled($value) |
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77 | { |
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78 | $this->limit_enabled = (bool) $value; |
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79 | } |
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80 | |||
81 | /** |
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82 | * @return Category |
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83 | */ |
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84 | public function getMainCourseCategory() |
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85 | { |
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86 | return $this->mainCourseCategory; |
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87 | } |
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88 | |||
89 | /** |
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90 | * Display gradebook graphs. |
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91 | */ |
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92 | public function display_graph_by_resource() |
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93 | { |
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94 | $headerName = $this->datagen->get_header_names(); |
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95 | $total_users = $this->datagen->get_total_users_count(); |
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96 | $customdisplays = ScoreDisplay::instance()->get_custom_score_display_settings(); |
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97 | |||
98 | if (empty($customdisplays)) { |
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99 | echo get_lang('To view graph score rule must be enabled'); |
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100 | |||
101 | return ''; |
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102 | } |
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103 | |||
104 | $user_results = $this->datagen->get_data_to_graph2(false); |
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105 | |||
106 | if (empty($user_results) || empty($total_users)) { |
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107 | echo get_lang('No results found'); |
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108 | |||
109 | return ''; |
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110 | } |
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111 | |||
112 | // Removing first name |
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113 | array_shift($headerName); |
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114 | // Removing last name |
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115 | array_shift($headerName); |
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116 | // Removing username |
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117 | array_shift($headerName); |
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118 | |||
119 | $pre_result = []; |
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120 | foreach ($user_results as $result) { |
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121 | for ($i = 0; $i < count($headerName); $i++) { |
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122 | if (isset($result[$i + 1])) { |
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123 | $pre_result[$i + 3][] = $result[$i + 1]; |
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124 | } |
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125 | } |
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126 | } |
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127 | |||
128 | $i = 0; |
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129 | $resource_list = []; |
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130 | $pre_result2 = []; |
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131 | foreach ($pre_result as $key => $res_array) { |
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132 | rsort($res_array); |
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133 | $pre_result2[] = $res_array; |
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134 | } |
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135 | |||
136 | //@todo when a display custom does not exist the order of the color does not match |
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137 | //filling all the answer that are not responded with 0 |
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138 | rsort($customdisplays); |
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139 | |||
140 | if ($total_users > 0) { |
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141 | foreach ($pre_result2 as $key => $res_array) { |
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142 | $key_list = []; |
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143 | foreach ($res_array as $user_result) { |
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144 | $userResult = isset($user_result[1]) ? $user_result[1] : null; |
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145 | if (!isset($resource_list[$key][$userResult])) { |
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146 | $resource_list[$key][$userResult] = 0; |
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147 | } |
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148 | $resource_list[$key][$userResult]++; |
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149 | $key_list[] = $userResult; |
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150 | } |
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151 | |||
152 | foreach ($customdisplays as $display) { |
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153 | if (!in_array($display['display'], $key_list)) { |
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154 | $resource_list[$key][$display['display']] = 0; |
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155 | } |
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156 | } |
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157 | $i++; |
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158 | } |
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159 | } |
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160 | |||
161 | //fixing $resource_list |
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162 | $max = 0; |
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163 | $new_list = []; |
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164 | foreach ($resource_list as $key => $value) { |
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165 | $new_value = []; |
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166 | foreach ($customdisplays as $item) { |
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167 | if ($value[$item['display']] > $max) { |
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168 | $max = $value[$item['display']]; |
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169 | } |
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170 | $new_value[$item['display']] = strip_tags($value[$item['display']]); |
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171 | } |
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172 | $new_list[] = $new_value; |
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173 | } |
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174 | $resource_list = $new_list; |
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175 | $i = 1; |
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176 | // Cache definition |
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177 | $cachePath = api_get_path(SYS_ARCHIVE_PATH); |
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178 | foreach ($resource_list as $key => $resource) { |
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179 | // Reverse array, otherwise we get highest values first |
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180 | $resource = array_reverse($resource, true); |
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181 | |||
182 | $dataSet = new pData(); |
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183 | $dataSet->addPoints($resource, 'Serie'); |
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184 | $dataSet->addPoints(array_keys($resource), 'Labels'); |
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185 | $header = $headerName[$i - 1]; |
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186 | if (is_array($header) && isset($header['header'])) { |
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187 | $header = $header['header']; |
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188 | } |
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189 | $header = strip_tags(api_html_entity_decode($header)); |
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190 | $dataSet->setSerieDescription('Labels', $header); |
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191 | $dataSet->setAbscissa('Labels'); |
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192 | $dataSet->setAbscissaName(get_lang('Skills ranking')); |
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193 | $dataSet->setAxisName(0, get_lang('Learners')); |
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194 | $palette = [ |
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195 | '0' => ['R' => 186, 'G' => 206, 'B' => 151, 'Alpha' => 100], |
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196 | '1' => ['R' => 210, 'G' => 148, 'B' => 147, 'Alpha' => 100], |
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197 | '2' => ['R' => 148, 'G' => 170, 'B' => 208, 'Alpha' => 100], |
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198 | '3' => ['R' => 221, 'G' => 133, 'B' => 61, 'Alpha' => 100], |
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199 | '4' => ['R' => 65, 'G' => 153, 'B' => 176, 'Alpha' => 100], |
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200 | '5' => ['R' => 114, 'G' => 88, 'B' => 144, 'Alpha' => 100], |
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201 | '6' => ['R' => 138, 'G' => 166, 'B' => 78, 'Alpha' => 100], |
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202 | '7' => ['R' => 171, 'G' => 70, 'B' => 67, 'Alpha' => 100], |
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203 | '8' => ['R' => 69, 'G' => 115, 'B' => 168, 'Alpha' => 100], |
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204 | ]; |
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205 | $myCache = new pCache(['CacheFolder' => substr($cachePath, 0, strlen($cachePath) - 1)]); |
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206 | $chartHash = $myCache->getHash($dataSet); |
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207 | if ($myCache->isInCache($chartHash)) { |
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208 | $imgPath = api_get_path(SYS_ARCHIVE_PATH).$chartHash; |
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209 | $myCache->saveFromCache($chartHash, $imgPath); |
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210 | $imgPath = api_get_path(WEB_ARCHIVE_PATH).$chartHash; |
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211 | } else { |
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212 | /* Create the pChart object */ |
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213 | $widthSize = 480; |
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214 | $heightSize = 250; |
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215 | $myPicture = new pImage($widthSize, $heightSize, $dataSet); |
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216 | |||
217 | /* Turn of Antialiasing */ |
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218 | $myPicture->Antialias = false; |
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219 | |||
220 | /* Add a border to the picture */ |
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221 | $myPicture->drawRectangle( |
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222 | 0, |
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223 | 0, |
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224 | $widthSize - 1, |
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225 | $heightSize - 1, |
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226 | [ |
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227 | 'R' => 0, |
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228 | 'G' => 0, |
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229 | 'B' => 0, |
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230 | ] |
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231 | ); |
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232 | |||
233 | /* Set the default font */ |
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234 | $myPicture->setFontProperties( |
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235 | [ |
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236 | 'FontName' => api_get_path(SYS_FONTS_PATH).'opensans/OpenSans-Regular.ttf', |
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237 | 'FontSize' => 10, |
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238 | ] |
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239 | ); |
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240 | /* Write the chart title */ |
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241 | $myPicture->drawText( |
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242 | 250, |
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243 | 30, |
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244 | $header, |
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245 | [ |
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246 | 'FontSize' => 12, |
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247 | 'Align' => TEXT_ALIGN_BOTTOMMIDDLE, |
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248 | ] |
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249 | ); |
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250 | |||
251 | /* Define the chart area */ |
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252 | $myPicture->setGraphArea(50, 40, $widthSize - 20, $heightSize - 50); |
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253 | |||
254 | /* Draw the scale */ |
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255 | $scaleSettings = [ |
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256 | 'GridR' => 200, |
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257 | 'GridG' => 200, |
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258 | 'GridB' => 200, |
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259 | 'DrawSubTicks' => true, |
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260 | 'CycleBackground' => true, |
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261 | 'Mode' => SCALE_MODE_START0, |
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262 | ]; |
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263 | $myPicture->drawScale($scaleSettings); |
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264 | |||
265 | /* Turn on shadow computing */ |
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266 | $myPicture->setShadow( |
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267 | true, |
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268 | [ |
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269 | 'X' => 1, |
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270 | 'Y' => 1, |
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271 | 'R' => 0, |
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272 | 'G' => 0, |
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273 | 'B' => 0, |
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274 | 'Alpha' => 10, |
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275 | ] |
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276 | ); |
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277 | |||
278 | /* Draw the chart */ |
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279 | $myPicture->setShadow( |
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280 | true, |
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281 | [ |
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282 | 'X' => 1, |
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283 | 'Y' => 1, |
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284 | 'R' => 0, |
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285 | 'G' => 0, |
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286 | 'B' => 0, |
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287 | 'Alpha' => 10, |
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288 | ] |
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289 | ); |
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290 | $settings = [ |
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291 | 'OverrideColors' => $palette, |
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292 | 'Gradient' => false, |
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293 | 'GradientMode' => GRADIENT_SIMPLE, |
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294 | 'DisplayPos' => LABEL_POS_TOP, |
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295 | 'DisplayValues' => true, |
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296 | 'DisplayR' => 0, |
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297 | 'DisplayG' => 0, |
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298 | 'DisplayB' => 0, |
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299 | 'DisplayShadow' => true, |
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300 | 'Surrounding' => 10, |
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301 | ]; |
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302 | $myPicture->drawBarChart($settings); |
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303 | /* Render the picture (choose the best way) */ |
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304 | |||
305 | $myCache->writeToCache($chartHash, $myPicture); |
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306 | $imgPath = api_get_path(SYS_ARCHIVE_PATH).$chartHash; |
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307 | $myCache->saveFromCache($chartHash, $imgPath); |
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308 | $imgPath = api_get_path(WEB_ARCHIVE_PATH).$chartHash; |
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309 | } |
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310 | echo '<img src="'.$imgPath.'" >'; |
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311 | if (0 == $i % 2 && 0 != $i) { |
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312 | echo '<br /><br />'; |
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313 | } else { |
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314 | echo ' '; |
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315 | } |
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316 | $i++; |
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317 | } |
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318 | } |
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319 | |||
320 | /** |
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321 | * Function used by SortableTable to get total number of items in the table. |
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322 | */ |
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323 | public function get_total_number_of_items() |
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324 | { |
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325 | return $this->datagen->get_total_users_count(); |
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326 | } |
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327 | |||
328 | /** |
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329 | * Function used by SortableTable to generate the data to display. |
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330 | */ |
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331 | public function get_table_data( |
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332 | $from = 1, |
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333 | $per_page = null, |
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334 | $column = null, |
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335 | $direction = null, |
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336 | $sort = null |
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337 | ) { |
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338 | $is_western_name_order = api_is_western_name_order(); |
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339 | |||
340 | // create page navigation if needed |
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341 | $totalitems = $this->datagen->get_total_items_count(); |
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342 | |||
343 | if ($this->limit_enabled && $totalitems > GRADEBOOK_ITEM_LIMIT) { |
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344 | $selectlimit = GRADEBOOK_ITEM_LIMIT; |
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345 | } else { |
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346 | $selectlimit = $totalitems; |
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347 | } |
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348 | |||
349 | $header = null; |
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350 | if ($this->limit_enabled && $totalitems > GRADEBOOK_ITEM_LIMIT) { |
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351 | $header .= '<table style="width: 100%; text-align: right; margin-left: auto; margin-right: auto;" border="0" cellpadding="2">' |
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352 | .'<tbody>' |
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353 | .'<tr>'; |
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354 | |||
355 | // previous X |
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356 | $header .= '<td style="width:100%;">'; |
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357 | if ($this->offset >= GRADEBOOK_ITEM_LIMIT) { |
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358 | $header .= '<a href="'.api_get_self() |
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359 | .'?selectcat='.Security::remove_XSS($_GET['selectcat']) |
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360 | .'&offset='.(($this->offset) - GRADEBOOK_ITEM_LIMIT) |
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361 | .(isset($_GET['search']) ? '&search='.Security::remove_XSS($_GET['search']) : '').'">' |
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362 | .Display::return_icon( |
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363 | 'action_prev.png', |
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364 | get_lang('Previous page'), |
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365 | [], |
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366 | ICON_SIZE_MEDIUM |
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367 | ) |
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368 | .'</a>'; |
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369 | } else { |
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370 | $header .= Display::return_icon( |
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371 | 'action_prev_na.png', |
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372 | get_lang('Previous page'), |
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373 | [], |
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374 | ICON_SIZE_MEDIUM |
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375 | ); |
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376 | } |
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377 | $header .= ' '; |
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378 | // next X |
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379 | $calcnext = (($this->offset + (2 * GRADEBOOK_ITEM_LIMIT)) > $totalitems) ? |
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380 | ($totalitems - (GRADEBOOK_ITEM_LIMIT + $this->offset)) : GRADEBOOK_ITEM_LIMIT; |
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381 | |||
382 | if ($calcnext > 0) { |
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383 | $header .= '<a href="'.api_get_self() |
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384 | .'?selectcat='.Security::remove_XSS($_GET['selectcat']) |
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385 | .'&offset='.($this->offset + GRADEBOOK_ITEM_LIMIT) |
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386 | .(isset($_GET['search']) ? '&search='.Security::remove_XSS($_GET['search']) : '').'">' |
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387 | .Display::return_icon('action_next.png', get_lang('Next page'), [], ICON_SIZE_MEDIUM) |
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388 | .'</a>'; |
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389 | } else { |
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390 | $header .= Display::return_icon( |
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391 | 'action_next_na.png', |
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392 | get_lang('Next page'), |
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393 | [], |
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394 | ICON_SIZE_MEDIUM |
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395 | ); |
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396 | } |
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397 | $header .= '</td>'; |
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398 | $header .= '</tbody></table>'; |
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399 | echo $header; |
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400 | } |
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401 | |||
402 | // retrieve sorting type |
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403 | if ($is_western_name_order) { |
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404 | $users_sorting = (0 == $this->column ? FlatViewDataGenerator::FVDG_SORT_FIRSTNAME : FlatViewDataGenerator::FVDG_SORT_LASTNAME); |
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0 ignored issues
–
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405 | } else { |
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406 | $users_sorting = (0 == $this->column ? FlatViewDataGenerator::FVDG_SORT_LASTNAME : FlatViewDataGenerator::FVDG_SORT_FIRSTNAME); |
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0 ignored issues
–
show
|
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407 | } |
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408 | |||
409 | if ('DESC' === $this->direction) { |
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410 | $users_sorting |= FlatViewDataGenerator::FVDG_SORT_DESC; |
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411 | } else { |
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412 | $users_sorting |= FlatViewDataGenerator::FVDG_SORT_ASC; |
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413 | } |
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414 | |||
415 | // step 1: generate columns: evaluations and links |
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416 | $header_names = $this->datagen->get_header_names($this->offset, $selectlimit); |
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417 | $userRowSpan = false; |
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418 | foreach ($header_names as $item) { |
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419 | if (is_array($item)) { |
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420 | $userRowSpan = true; |
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421 | break; |
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422 | } |
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423 | } |
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424 | |||
425 | $thAttributes = ''; |
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426 | if ($userRowSpan) { |
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427 | $thAttributes = 'rowspan=2'; |
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428 | } |
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429 | |||
430 | $this->set_header(0, $header_names[0], true, $thAttributes); |
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431 | $this->set_header(1, $header_names[1], true, $thAttributes); |
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432 | |||
433 | $column = 2; |
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434 | $firstHeader = []; |
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435 | while ($column < count($header_names)) { |
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436 | $headerData = $header_names[$column]; |
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437 | |||
438 | if (is_array($headerData)) { |
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439 | $countItems = count($headerData['items']); |
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440 | |||
441 | $this->set_header( |
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442 | $column, |
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443 | $headerData['header'], |
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444 | false, |
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445 | 'colspan="'.$countItems.'"' |
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446 | ); |
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447 | |||
448 | foreach ($headerData['items'] as $item) { |
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449 | $firstHeader[] = '<span class="text-center">'.$item.'</span>'; |
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450 | } |
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451 | } else { |
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452 | $this->set_header($column, $headerData, false, $thAttributes); |
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453 | } |
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454 | $column++; |
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455 | } |
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456 | |||
457 | $data_array = $this->datagen->get_data( |
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458 | $users_sorting, |
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459 | $from, |
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460 | $this->per_page, |
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461 | $this->offset, |
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462 | $selectlimit |
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463 | ); |
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464 | |||
465 | $table_data = []; |
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466 | |||
467 | if (!empty($firstHeader)) { |
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468 | $table_data[] = $firstHeader; |
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469 | } |
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470 | |||
471 | $columnOffset = empty($this->datagen->params['show_official_code']) ? 0 : 1; |
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472 | |||
473 | foreach ($data_array as $user_row) { |
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474 | $user_id = $user_row[0]; |
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475 | unset($user_row[0]); |
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476 | $userInfo = api_get_user_info($user_id); |
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477 | if ($is_western_name_order) { |
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478 | $user_row[1 + $columnOffset] = $this->build_name_link( |
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479 | $user_id, |
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480 | $userInfo['firstname'] |
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481 | ); |
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482 | $user_row[2 + $columnOffset] = $this->build_name_link( |
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483 | $user_id, |
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484 | $userInfo['lastname'] |
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485 | ); |
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486 | } else { |
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487 | $user_row[1 + $columnOffset] = $this->build_name_link( |
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488 | $user_id, |
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489 | $userInfo['lastname'] |
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490 | ); |
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491 | $user_row[2 + $columnOffset] = $this->build_name_link( |
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492 | $user_id, |
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493 | $userInfo['firstname'] |
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494 | ); |
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495 | } |
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496 | $user_row = array_values($user_row); |
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497 | |||
498 | $table_data[] = $user_row; |
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499 | } |
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500 | |||
501 | return $table_data; |
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502 | } |
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503 | |||
504 | /** |
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505 | * @param $userId |
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506 | * @param $name |
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507 | * |
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508 | * @return string |
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509 | */ |
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510 | private function build_name_link($userId, $name) |
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511 | { |
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512 | return '<a href="user_stats.php?userid='.$userId.'&selectcat='.$this->selectcat->get_id().'&'.api_get_cidreq().'">'.$name.'</a>'; |
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513 | } |
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514 | } |
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515 |