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1 | <?php |
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2 | /** |
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3 | * KumbiaPHP web & app Framework. |
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4 | * |
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5 | * LICENSE |
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6 | * |
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7 | * This source file is subject to the new BSD license that is bundled |
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8 | * with this package in the file LICENSE.txt. |
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9 | * It is also available through the world-wide-web at this URL: |
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10 | * http://wiki.kumbiaphp.com/Licencia |
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11 | * If you did not receive a copy of the license and are unable to |
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12 | * obtain it through the world-wide-web, please send an email |
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13 | * to [email protected] so we can send you a copy immediately. |
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14 | * |
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15 | * @category Kumbia |
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16 | * |
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17 | * @copyright 2005 - 2016 Kumbia Team (http://www.kumbiaphp.com) |
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18 | * @license http://wiki.kumbiaphp.com/Licencia New BSD License |
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19 | */ |
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20 | namespace Kumbia\ActiveRecord; |
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21 | |||
22 | /** |
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23 | * Implementación de patrón ActiveRecord con ayudantes de consultas sql. |
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24 | */ |
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25 | class ActiveRecord extends LiteRecord |
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26 | { |
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27 | |||
28 | const BELONG_TO = 1; |
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29 | const HAS_MANY = 2; |
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30 | const HAS_ONE = 3; |
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31 | |||
32 | /** |
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33 | * Describe the relationships |
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34 | * @var array |
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35 | */ |
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36 | static protected $rs = []; |
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37 | |||
38 | static public function resolver($rs, $obj){ |
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39 | $model = $rs->model; |
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40 | if($rs->type === self::HAS_MANY){ |
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41 | return $model::allBy($rs->via, $obj->pk()); |
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42 | } |
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43 | return $model::first($rs->via, $obj->pk()); |
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44 | } |
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45 | |||
46 | View Code Duplication | static public function hasMany($name, $class, $via = NULL){ |
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47 | $str = strtolower($name); |
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48 | $name = static::getTable(); |
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49 | static::$rs[$str] = (object)[ |
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50 | 'model' => $class, |
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51 | 'type' => self::HAS_MANY, |
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52 | 'via' => $via ? $via : "{$name}_id" |
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53 | ]; |
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54 | } |
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55 | |||
56 | View Code Duplication | static public function hasOne($name, $class, $via = NULL){ |
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57 | $str = strtolower($name); |
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58 | $name = static::getTable(); |
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59 | static::$rs[$str] = (object)[ |
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60 | 'model' => $class, |
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61 | 'type' => self::HAS_ONE, |
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62 | 'via' => $via ? $via : "{$name}_id" |
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63 | ]; |
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64 | } |
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65 | |||
66 | public function __get($key){ |
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67 | |||
68 | if ($this->$key) { |
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69 | return $this->$key; |
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70 | } |
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71 | //it's a relationship |
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72 | if (isset(static::$rs[$key])) { |
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73 | $this->populate($key); |
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74 | return $this->values[$key]; |
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0 ignored issues
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75 | } |
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76 | return null; //TODO: change for error |
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77 | } |
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78 | |||
79 | static protected function getRelationship($rel){ |
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80 | if(!isset(static::$rs[$rel])) |
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81 | throw new \RuntimeException("Invalid relationship '$rel'", 500); |
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82 | return static::$rs[$rel]; |
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83 | } |
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84 | |||
85 | public function populate($rel){ |
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86 | $rs = static::getRelationship($rel); |
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87 | $this->$rel = static::resolver($rs, $this); |
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88 | } |
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89 | |||
90 | /** |
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91 | * Pagination of Results |
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92 | * @param Array $params [description] |
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93 | * @param Array $values [description] |
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94 | * @param integer $page [description] |
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95 | * @param integer $per_page [description] |
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96 | * @return Paginator [description] |
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97 | */ |
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98 | static public function pagination($params = [], $values = [], $page = 1, $per_page = 10){ |
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99 | $model = get_called_class(); |
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100 | unset($params['limit'], $params['offset']); |
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101 | $sql = QueryGenerator::select($model::getSource(), $model::getDriver(), $params); |
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102 | return new Paginator($model, $sql, $page, $per_page, $values); |
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103 | } |
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104 | |||
105 | |||
106 | /** |
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107 | * Actualizar registros. |
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108 | * |
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109 | * @param array $fields |
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110 | * @param string $where condiciones |
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111 | * @param array $values valores para condiciones |
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112 | * |
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113 | * @return int numero de registros actualizados |
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114 | */ |
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115 | View Code Duplication | public static function updateAll(array $fields, $where = null, array $values = []) |
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116 | { |
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117 | if ($values !== null && !is_array($values)) { |
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118 | $values = \array_slice(\func_get_args(), 2); |
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119 | } |
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120 | $sql = QueryGenerator::updateAll(\get_called_class(), $fields, $values, $where); |
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121 | $sth = self::prepare($sql); |
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122 | $sth->execute($values); |
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123 | |||
124 | return $sth->rowCount(); |
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125 | } |
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126 | |||
127 | /** |
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128 | * Eliminar registro. |
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129 | * |
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130 | * @param string $where condiciones |
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131 | * @param array |string $values valores |
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132 | * |
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133 | * @return int numero de registros eliminados |
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134 | */ |
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135 | public static function deleteAll($where = null, $values = null) |
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136 | { |
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137 | $source = static::getSource(); |
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138 | $sql = QueryGenerator::deleteAll($source, $where); |
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139 | $sth = self::query($sql, $values); |
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140 | |||
141 | return $sth->rowCount(); |
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142 | } |
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143 | |||
144 | /** |
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145 | * Elimina caracteres que podrian ayudar a ejecutar |
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146 | * un ataque de Inyeccion SQL. |
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147 | * |
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148 | * @param string $sqlItem |
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149 | * |
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150 | * @return string |
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151 | * @throw KumbiaException |
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152 | */ |
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153 | public static function sqlItemSanitize($sqlItem) |
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154 | { |
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155 | $sqlItem = \trim($sqlItem); |
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156 | if ($sqlItem !== '' && $sqlItem !== null) { |
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157 | $sql_temp = \preg_replace('/\s+/', '', $sqlItem); |
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158 | if (!\preg_match('/^[a-zA-Z0-9_\.]+$/', $sql_temp)) { |
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159 | throw new \RuntimeException('Se esta tratando de ejecutar una operacion maliciosa!'); |
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160 | } |
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161 | } |
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162 | |||
163 | return $sqlItem; |
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164 | } |
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165 | |||
166 | /** |
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167 | * Obtener la primera coincidencia por el campo indicado. |
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168 | * |
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169 | * @param string $field campo |
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170 | * @param string $value valor |
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171 | * @param array $params parametros adicionales |
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172 | * order: criterio de ordenamiento |
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173 | * fields: lista de campos |
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174 | * join: joins de tablas |
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175 | * group: agrupar campos |
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176 | * having: condiciones de grupo |
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177 | * offset: valor offset |
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178 | * |
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179 | * @return ActiveRecord |
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180 | */ |
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181 | View Code Duplication | public static function firstBy($field, $value, $params = []) |
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182 | { |
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183 | $field = self::sqlItemSanitize($field); |
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184 | $params['where'] = "$field = ?"; |
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185 | |||
186 | return self::first($params, $value); |
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187 | } |
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188 | |||
189 | /** |
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190 | * Obtener la primera coincidencia de las condiciones indicadas. |
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191 | * |
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192 | * @param array $params parametros de bus |
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193 | * @param string $field campo |
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194 | * @param string $value valor |
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195 | * @param array $params parametros adicionales |
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196 | * order: criterio de ordenamiento |
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197 | * fields: lista de campos |
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198 | * group: agrupar campos |
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199 | * join: joins de tablas |
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200 | * having: condiciones de grupo |
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201 | * offset: valor offset queda |
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202 | * @param array $values valores de busqueda |
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203 | * |
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204 | * @return ActiveRecord |
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205 | */ |
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206 | public static function first($params = [], $values = []) |
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207 | { |
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208 | $args = func_get_args(); |
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209 | /*Reescribe el limit*/ |
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210 | $args[0]['limit'] = 1; |
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211 | $res = self::doQuery($args); |
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212 | |||
213 | return $res->fetch(); |
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214 | } |
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215 | |||
216 | /** |
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217 | * Obtener todos los registros. |
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218 | * |
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219 | * @param array $params |
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220 | * where: condiciones where |
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221 | * order: criterio de ordenamiento |
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222 | * fields: lista de campos |
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223 | * join: joins de tablas |
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224 | * group: agrupar campos |
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225 | * having: condiciones de grupo |
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226 | * limit: valor limit |
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227 | * offset: valor offset |
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228 | * @param array $values valores de busqueda |
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229 | * |
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230 | * @return \PDOStatement |
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231 | */ |
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232 | public static function all($params = [], $values = []) |
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233 | { |
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234 | $res = self::doQuery(func_get_args()); |
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235 | |||
236 | return $res->fetchAll(); |
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237 | } |
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238 | |||
239 | /** |
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240 | * Do a query. |
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241 | * |
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242 | * @param array $array params of query |
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243 | * |
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244 | * @return \PDOStatement|false |
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245 | */ |
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246 | protected static function doQuery(array $array) |
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247 | { |
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248 | $params = self::getParam($array); |
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249 | $values = self::getValues($array); |
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250 | $sql = QueryGenerator::select(static::getSource(), static::getDriver(), $params); |
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251 | $sth = static::query($sql, $values); |
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252 | |||
253 | return $sth; |
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254 | } |
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255 | |||
256 | /** |
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257 | * Retorna los parametros para el doQuery. |
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258 | * |
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259 | * @param array $array |
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260 | * |
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261 | * @return array |
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262 | */ |
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263 | protected static function getParam(array &$array) |
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264 | { |
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265 | $val = array_shift($array); |
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266 | |||
267 | return is_null($val) ? [] : $val; |
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268 | } |
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269 | |||
270 | /** |
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271 | * Retorna los values para el doQuery. |
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272 | * |
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273 | * @param array $array |
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274 | * |
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275 | * @return array |
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276 | */ |
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277 | protected static function getValues(array $array) |
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278 | { |
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279 | return isset($array[0]) ? |
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280 | is_array($array[0]) ? $array[0] : [$array[0]]: $array; |
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281 | } |
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282 | |||
283 | /** |
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284 | * Obtener todas las coincidencias por el campo indicado. |
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285 | * |
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286 | * @param string $field campo |
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287 | * @param string $value valor |
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288 | * @param array $params |
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289 | * order: criterio de ordenamiento |
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290 | * fields: lista de campos |
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291 | * join: joins de tablas |
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292 | * group: agrupar campos |
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293 | * having: condiciones de grupo |
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294 | * limit: valor limit |
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295 | * offset: valor offset |
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296 | * |
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297 | * @return \PDOStatement |
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298 | */ |
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299 | View Code Duplication | public static function allBy($field, $value, $params = []) |
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300 | { |
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301 | $field = self::sqlItemSanitize($field); |
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302 | $params['where'] = "$field = ?"; |
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303 | |||
304 | return self::all($params, $value); |
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305 | } |
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306 | |||
307 | /** |
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308 | * Cuenta los registros que coincidan con las condiciones indicadas. |
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309 | * |
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310 | * @param string $where condiciones |
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311 | * @param array $values valores |
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312 | * |
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313 | * @return int |
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314 | */ |
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315 | View Code Duplication | public static function count($where = null, $values = null) |
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316 | { |
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317 | $source = static::getSource(); |
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318 | $sql = QueryGenerator::count($source, $where); |
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319 | if ($values !== null && !is_array($values)) { |
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320 | $values = \array_slice(\func_get_args(), 1); |
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321 | } |
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322 | $sth = static::query($sql, $values); |
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323 | |||
324 | return $sth->fetch()->count; |
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325 | } |
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326 | |||
327 | /** |
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328 | * Paginar. |
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329 | * |
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330 | * @param array $params |
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331 | * @param int $page numero de pagina |
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332 | * @param int $perPage cantidad de items por pagina |
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333 | * @param array $values valores |
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334 | * |
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335 | * @return Paginator |
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336 | */ |
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337 | public static function paginate(array $params, $page, $perPage, $values = null) |
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338 | { |
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339 | unset($params['limit'], $params['offset']); |
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340 | $sql = QueryGenerator::select(static::getSource(), static::getDriver(), $params); |
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341 | |||
342 | // Valores para consulta |
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343 | if ($values !== null && !\is_array($values)) { |
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344 | $values = \array_slice(func_get_args(), 3); |
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345 | } |
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346 | |||
347 | return new Paginator(\get_called_class(), $sql, (int) $page, (int) $perPage, $values); |
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348 | } |
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349 | |||
350 | /** |
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351 | * Obtiene todos los registros de la consulta sql. |
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352 | * |
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353 | * @param string $sql |
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354 | * @param string | array $values |
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355 | * |
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356 | * @return array |
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357 | */ |
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358 | View Code Duplication | public static function allBySql($sql, $values = null) |
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359 | { |
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360 | if (!is_array($values)) { |
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361 | $values = \array_slice(\func_get_args(), 1); |
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362 | } |
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363 | |||
364 | return parent::all($sql, $values); |
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365 | } |
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366 | |||
367 | /** |
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368 | * Obtiene el primer registro de la consulta sql. |
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369 | * |
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370 | * @param string $sql |
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371 | * @param string | array $values |
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372 | * |
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373 | * @return array |
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374 | */ |
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375 | View Code Duplication | public static function firstBySql($sql, $values = null) |
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376 | { |
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377 | if (!is_array($values)) { |
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378 | $values = \array_slice(\func_get_args(), 1); |
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379 | } |
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380 | |||
381 | return parent::first($sql, $values); |
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382 | } |
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383 | } |
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384 |
Since your code implements the magic getter
_get
, this function will be called for any read access on an undefined variable. You can add the@property
annotation to your class or interface to document the existence of this variable.If the property has read access only, you can use the @property-read annotation instead.
Of course, you may also just have mistyped another name, in which case you should fix the error.
See also the PhpDoc documentation for @property.