Complex classes like MyObject often do a lot of different things. To break such a class down, we need to identify a cohesive component within that class. A common approach to find such a component is to look for fields/methods that share the same prefixes, or suffixes. You can also have a look at the cohesion graph to spot any un-connected, or weakly-connected components.
Once you have determined the fields that belong together, you can apply the Extract Class refactoring. If the component makes sense as a sub-class, Extract Subclass is also a candidate, and is often faster.
While breaking up the class, it is a good idea to analyze how other classes use MyObject, and based on these observations, apply Extract Interface, too.
| 1 | <?php |
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| 33 | class MyObject extends CommonObject |
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| 34 | { |
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| 35 | /** |
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| 36 | * @var string ID to identify managed object |
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| 37 | */ |
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| 38 | public $element = 'myobject'; |
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| 39 | /** |
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| 40 | * @var string Name of table without prefix where object is stored |
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| 41 | */ |
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| 42 | public $table_element = 'mymodule_myobject'; |
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| 43 | /** |
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| 44 | * @var int Does myobject support multicompany module ? 0=No test on entity, 1=Test with field entity, 2=Test with link by societe |
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| 45 | */ |
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| 46 | public $ismultientitymanaged = 0; |
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| 47 | /** |
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| 48 | * @var int Does myobject support extrafields ? 0=No, 1=Yes |
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| 49 | */ |
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| 50 | public $isextrafieldmanaged = 1; |
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| 51 | /** |
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| 52 | * @var string String with name of icon for myobject. Must be the part after the 'object_' into object_myobject.png |
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| 53 | */ |
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| 54 | public $picto = 'myobject@mymodule'; |
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| 55 | |||
| 56 | |||
| 57 | /** |
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| 58 | * 'type' if the field format. |
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| 59 | * 'label' the translation key. |
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| 60 | * 'enabled' is a condition when the field must be managed. |
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| 61 | * 'visible' says if field is visible in list (Examples: 0=Not visible, 1=Visible on list and create/update/view forms, 2=Visible on list only. Using a negative value means field is not shown by default on list but can be selected for viewing) |
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| 62 | * 'notnull' is set to 1 if not null in database. Set to -1 if we must set data to null if empty ('' or 0). |
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| 63 | * 'default' is a default value for creation (can still be replaced by the global setup of default values) |
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| 64 | * 'index' if we want an index in database. |
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| 65 | * 'foreignkey'=>'tablename.field' if the field is a foreign key (it is recommanded to name the field fk_...). |
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| 66 | * 'position' is the sort order of field. |
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| 67 | * 'searchall' is 1 if we want to search in this field when making a search from the quick search button. |
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| 68 | * 'isameasure' must be set to 1 if you want to have a total on list for this field. Field type must be summable like integer or double(24,8). |
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| 69 | * 'help' is a string visible as a tooltip on field |
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| 70 | * 'comment' is not used. You can store here any text of your choice. It is not used by application. |
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| 71 | * 'showoncombobox' if value of the field must be visible into the label of the combobox that list record |
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| 72 | * 'arraykeyval' to set list of value if type is a list of predefined values. For example: array("0"=>"Draft","1"=>"Active","-1"=>"Cancel") |
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| 73 | */ |
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| 74 | |||
| 75 | // BEGIN MODULEBUILDER PROPERTIES |
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| 76 | /** |
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| 77 | * @var array Array with all fields and their property. Do not use it as a static var. It may be modified by constructor. |
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| 78 | */ |
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| 79 | public $fields=array( |
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| 80 | 'rowid' =>array('type'=>'integer', 'label'=>'TechnicalID', 'enabled'=>1, 'visible'=>-2, 'notnull'=>1, 'index'=>1, 'position'=>1, 'comment'=>'Id'), |
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| 81 | 'ref' =>array('type'=>'varchar(128)', 'label'=>'Ref', 'enabled'=>1, 'visible'=>1, 'notnull'=>1, 'showoncombobox'=>1, 'index'=>1, 'position'=>10, 'searchall'=>1, 'comment'=>'Reference of object'), |
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| 82 | 'entity' =>array('type'=>'integer', 'label'=>'Entity', 'enabled'=>1, 'visible'=>0, 'default'=>1, 'notnull'=>1, 'index'=>1, 'position'=>20), |
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| 83 | 'label' =>array('type'=>'varchar(255)', 'label'=>'Label', 'enabled'=>1, 'visible'=>1, 'position'=>30, 'searchall'=>1, 'css'=>'minwidth200', 'help'=>'Help text', 'showoncombobox'=>1), |
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| 84 | 'amount' =>array('type'=>'double(24,8)', 'label'=>'Amount', 'enabled'=>1, 'visible'=>1, 'default'=>'null', 'position'=>40, 'searchall'=>0, 'isameasure'=>1, 'help'=>'Help text'), |
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| 85 | 'fk_soc' =>array('type'=>'integer:Societe:societe/class/societe.class.php', 'label'=>'ThirdParty', 'visible'=>1, 'enabled'=>1, 'position'=>50, 'notnull'=>-1, 'index'=>1, 'help'=>'LinkToThirparty'), |
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| 86 | 'description' =>array('type'=>'text', 'label'=>'Descrption', 'enabled'=>1, 'visible'=>0, 'position'=>60), |
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| 87 | 'note_public' =>array('type'=>'html', 'label'=>'NotePublic', 'enabled'=>1, 'visible'=>0, 'position'=>61), |
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| 88 | 'note_private' =>array('type'=>'html', 'label'=>'NotePrivate', 'enabled'=>1, 'visible'=>0, 'position'=>62), |
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| 89 | 'date_creation' =>array('type'=>'datetime', 'label'=>'DateCreation', 'enabled'=>1, 'visible'=>-2, 'notnull'=>1, 'position'=>500), |
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| 90 | 'tms' =>array('type'=>'timestamp', 'label'=>'DateModification', 'enabled'=>1, 'visible'=>-2, 'notnull'=>1, 'position'=>501), |
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| 91 | //'date_valid' =>array('type'=>'datetime', 'label'=>'DateCreation', 'enabled'=>1, 'visible'=>-2, 'position'=>502), |
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| 92 | 'fk_user_creat' =>array('type'=>'integer', 'label'=>'UserAuthor', 'enabled'=>1, 'visible'=>-2, 'notnull'=>1, 'position'=>510, 'foreignkey'=>'llx_user.rowid'), |
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| 93 | 'fk_user_modif' =>array('type'=>'integer', 'label'=>'UserModif', 'enabled'=>1, 'visible'=>-2, 'notnull'=>-1, 'position'=>511), |
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| 94 | //'fk_user_valid' =>array('type'=>'integer', 'label'=>'UserValidation', 'enabled'=>1, 'visible'=>-1, 'position'=>512), |
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| 95 | 'import_key' =>array('type'=>'varchar(14)', 'label'=>'ImportId', 'enabled'=>1, 'visible'=>-2, 'notnull'=>-1, 'index'=>0, 'position'=>1000), |
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| 96 | 'status' =>array('type'=>'integer', 'label'=>'Status', 'enabled'=>1, 'visible'=>1, 'notnull'=>1, 'default'=>0, 'index'=>1, 'position'=>1000, 'arrayofkeyval'=>array(0=>'Draft', 1=>'Active', -1=>'Cancel')), |
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| 97 | ); |
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| 98 | |||
| 99 | public $rowid; |
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| 100 | public $ref; |
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| 101 | public $entity; |
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| 102 | public $label; |
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| 103 | public $amount; |
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| 104 | public $status; |
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| 105 | public $date_creation; |
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| 106 | public $tms; |
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| 107 | public $fk_user_creat; |
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| 108 | public $fk_user_modif; |
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| 109 | public $import_key; |
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| 110 | // END MODULEBUILDER PROPERTIES |
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| 111 | |||
| 112 | |||
| 113 | |||
| 114 | // If this object has a subtable with lines |
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| 115 | |||
| 116 | /** |
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| 117 | * @var int Name of subtable line |
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| 118 | */ |
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| 119 | //public $table_element_line = 'myobjectdet'; |
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| 120 | /** |
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| 121 | * @var int Field with ID of parent key if this field has a parent |
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| 122 | */ |
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| 123 | //public $fk_element = 'fk_myobject'; |
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| 124 | /** |
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| 125 | * @var int Name of subtable class that manage subtable lines |
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| 126 | */ |
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| 127 | //public $class_element_line = 'MyObjectline'; |
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| 128 | /** |
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| 129 | * @var array Array of child tables (child tables to delete before deleting a record) |
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| 130 | */ |
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| 131 | //protected $childtables=array('myobjectdet'); |
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| 132 | /** |
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| 133 | * @var MyObjectLine[] Array of subtable lines |
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| 134 | */ |
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| 135 | //public $lines = array(); |
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| 136 | |||
| 137 | |||
| 138 | |||
| 139 | /** |
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| 140 | * Constructor |
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| 141 | * |
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| 142 | * @param DoliDb $db Database handler |
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| 143 | */ |
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| 144 | public function __construct(DoliDB $db) |
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| 145 | { |
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| 146 | global $conf, $user; |
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| 147 | |||
| 148 | $this->db = $db; |
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| 149 | |||
| 150 | if (empty($conf->global->MAIN_SHOW_TECHNICAL_ID) && isset($this->fields['rowid'])) $this->fields['rowid']['visible']=0; |
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| 151 | if (empty($conf->multicompany->enabled) && isset($this->fields['entity'])) $this->fields['entity']['enabled']=0; |
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| 152 | |||
| 153 | // Unset fields that are disabled |
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| 154 | foreach($this->fields as $key => $val) |
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| 155 | { |
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| 156 | if (isset($val['enabled']) && empty($val['enabled'])) |
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| 157 | { |
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| 158 | unset($this->fields[$key]); |
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| 159 | } |
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| 160 | } |
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| 161 | } |
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| 162 | |||
| 163 | /** |
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| 164 | * Create object into database |
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| 165 | * |
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| 166 | * @param User $user User that creates |
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| 167 | * @param bool $notrigger false=launch triggers after, true=disable triggers |
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| 168 | * @return int <0 if KO, Id of created object if OK |
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| 169 | */ |
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| 170 | public function create(User $user, $notrigger = false) |
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| 171 | { |
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| 172 | return $this->createCommon($user, $notrigger); |
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| 173 | } |
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| 174 | |||
| 175 | /** |
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| 176 | * Clone and object into another one |
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| 177 | * |
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| 178 | * @param User $user User that creates |
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| 179 | * @param int $fromid Id of object to clone |
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| 180 | * @return mixed New object created, <0 if KO |
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| 181 | */ |
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| 182 | public function createFromClone(User $user, $fromid) |
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| 183 | { |
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| 184 | global $hookmanager, $langs; |
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| 185 | $error = 0; |
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| 186 | |||
| 187 | dol_syslog(__METHOD__, LOG_DEBUG); |
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| 188 | |||
| 189 | $object = new self($this->db); |
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| 190 | |||
| 191 | $this->db->begin(); |
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| 192 | |||
| 193 | // Load source object |
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| 194 | $object->fetchCommon($fromid); |
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| 195 | // Reset some properties |
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| 196 | unset($object->id); |
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| 197 | unset($object->fk_user_creat); |
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| 198 | unset($object->import_key); |
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| 199 | |||
| 200 | // Clear fields |
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| 201 | $object->ref = "copy_of_".$object->ref; |
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| 202 | $object->title = $langs->trans("CopyOf")." ".$object->title; |
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| 203 | // ... |
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| 204 | |||
| 205 | // Create clone |
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| 206 | $object->context['createfromclone'] = 'createfromclone'; |
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| 207 | $result = $object->createCommon($user); |
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| 208 | if ($result < 0) { |
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| 209 | $error++; |
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| 210 | $this->error = $object->error; |
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| 211 | $this->errors = $object->errors; |
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| 212 | } |
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| 213 | |||
| 214 | // End |
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| 215 | if (!$error) { |
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| 216 | $this->db->commit(); |
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| 217 | return $object; |
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| 218 | } else { |
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| 219 | $this->db->rollback(); |
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| 220 | return -1; |
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| 221 | } |
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| 222 | } |
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| 223 | |||
| 224 | /** |
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| 225 | * Load object in memory from the database |
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| 226 | * |
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| 227 | * @param int $id Id object |
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| 228 | * @param string $ref Ref |
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| 229 | * @return int <0 if KO, 0 if not found, >0 if OK |
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| 230 | */ |
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| 231 | public function fetch($id, $ref = null) |
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| 232 | { |
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| 233 | $result = $this->fetchCommon($id, $ref); |
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| 234 | if ($result > 0 && ! empty($this->table_element_line)) $this->fetchLines(); |
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| 235 | return $result; |
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| 236 | } |
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| 237 | |||
| 238 | /** |
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| 239 | * Load object lines in memory from the database |
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| 240 | * |
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| 241 | * @return int <0 if KO, 0 if not found, >0 if OK |
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| 242 | */ |
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| 243 | /*public function fetchLines() |
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| 244 | { |
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| 245 | $this->lines=array(); |
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| 246 | |||
| 247 | // Load lines with object MyObjectLine |
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| 248 | |||
| 249 | return count($this->lines)?1:0; |
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| 250 | }*/ |
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| 251 | |||
| 252 | /** |
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| 253 | * Update object into database |
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| 254 | * |
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| 255 | * @param User $user User that modifies |
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| 256 | * @param bool $notrigger false=launch triggers after, true=disable triggers |
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| 257 | * @return int <0 if KO, >0 if OK |
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| 258 | */ |
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| 259 | public function update(User $user, $notrigger = false) |
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| 260 | { |
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| 261 | return $this->updateCommon($user, $notrigger); |
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| 262 | } |
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| 263 | |||
| 264 | /** |
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| 265 | * Delete object in database |
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| 266 | * |
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| 267 | * @param User $user User that deletes |
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| 268 | * @param bool $notrigger false=launch triggers after, true=disable triggers |
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| 269 | * @return int <0 if KO, >0 if OK |
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| 270 | */ |
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| 271 | public function delete(User $user, $notrigger = false) |
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| 272 | { |
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| 273 | return $this->deleteCommon($user, $notrigger); |
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| 274 | } |
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| 275 | |||
| 276 | /** |
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| 277 | * Return a link to the object card (with optionaly the picto) |
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| 278 | * |
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| 279 | * @param int $withpicto Include picto in link (0=No picto, 1=Include picto into link, 2=Only picto) |
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| 280 | * @param string $option On what the link point to ('nolink', ...) |
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| 281 | * @param int $notooltip 1=Disable tooltip |
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| 282 | * @param string $morecss Add more css on link |
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| 283 | * @param int $save_lastsearch_value -1=Auto, 0=No save of lastsearch_values when clicking, 1=Save lastsearch_values whenclicking |
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| 284 | * @return string String with URL |
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| 285 | */ |
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| 286 | function getNomUrl($withpicto=0, $option='', $notooltip=0, $morecss='', $save_lastsearch_value=-1) |
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| 287 | { |
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| 288 | global $db, $conf, $langs; |
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| 289 | global $dolibarr_main_authentication, $dolibarr_main_demo; |
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| 290 | global $menumanager; |
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| 291 | |||
| 292 | if (! empty($conf->dol_no_mouse_hover)) $notooltip=1; // Force disable tooltips |
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| 293 | |||
| 294 | $result = ''; |
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| 295 | $companylink = ''; |
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| 296 | |||
| 297 | $label = '<u>' . $langs->trans("MyObject") . '</u>'; |
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| 298 | $label.= '<br>'; |
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| 299 | $label.= '<b>' . $langs->trans('Ref') . ':</b> ' . $this->ref; |
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| 300 | |||
| 301 | $url = dol_buildpath('/mymodule/myobject_card.php',1).'?id='.$this->id; |
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| 302 | |||
| 303 | if ($option != 'nolink') |
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| 304 | { |
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| 305 | // Add param to save lastsearch_values or not |
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| 306 | $add_save_lastsearch_values=($save_lastsearch_value == 1 ? 1 : 0); |
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| 307 | if ($save_lastsearch_value == -1 && preg_match('/list\.php/',$_SERVER["PHP_SELF"])) $add_save_lastsearch_values=1; |
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| 308 | if ($add_save_lastsearch_values) $url.='&save_lastsearch_values=1'; |
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| 309 | } |
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| 310 | |||
| 311 | $linkclose=''; |
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| 312 | if (empty($notooltip)) |
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| 313 | { |
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| 314 | if (! empty($conf->global->MAIN_OPTIMIZEFORTEXTBROWSER)) |
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| 315 | { |
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| 316 | $label=$langs->trans("ShowMyObject"); |
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| 317 | $linkclose.=' alt="'.dol_escape_htmltag($label, 1).'"'; |
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| 318 | } |
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| 319 | $linkclose.=' title="'.dol_escape_htmltag($label, 1).'"'; |
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| 320 | $linkclose.=' class="classfortooltip'.($morecss?' '.$morecss:'').'"'; |
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| 321 | } |
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| 322 | else $linkclose = ($morecss?' class="'.$morecss.'"':''); |
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| 323 | |||
| 324 | $linkstart = '<a href="'.$url.'"'; |
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| 325 | $linkstart.=$linkclose.'>'; |
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| 326 | $linkend='</a>'; |
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| 327 | |||
| 328 | $result .= $linkstart; |
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| 329 | if ($withpicto) $result.=img_object(($notooltip?'':$label), ($this->picto?$this->picto:'generic'), ($notooltip?(($withpicto != 2) ? 'class="paddingright"' : ''):'class="'.(($withpicto != 2) ? 'paddingright ' : '').'classfortooltip"'), 0, 0, $notooltip?0:1); |
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| 330 | if ($withpicto != 2) $result.= $this->ref; |
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| 331 | $result .= $linkend; |
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| 332 | //if ($withpicto != 2) $result.=(($addlabel && $this->label) ? $sep . dol_trunc($this->label, ($addlabel > 1 ? $addlabel : 0)) : ''); |
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| 333 | |||
| 334 | return $result; |
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| 335 | } |
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| 336 | |||
| 337 | /** |
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| 338 | * Return label of the status |
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| 339 | * |
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| 340 | * @param int $mode 0=long label, 1=short label, 2=Picto + short label, 3=Picto, 4=Picto + long label, 5=Short label + Picto, 6=Long label + Picto |
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| 341 | * @return string Label of status |
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| 342 | */ |
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| 343 | function getLibStatut($mode=0) |
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| 344 | { |
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| 345 | return $this->LibStatut($this->status, $mode); |
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| 346 | } |
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| 347 | |||
| 348 | /** |
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| 349 | * Return the status |
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| 350 | * |
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| 351 | * @param int $status Id status |
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| 352 | * @param int $mode 0=long label, 1=short label, 2=Picto + short label, 3=Picto, 4=Picto + long label, 5=Short label + Picto, 6=Long label + Picto |
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| 353 | * @return string Label of status |
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| 354 | */ |
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| 355 | static function LibStatut($status, $mode=0) |
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| 356 | { |
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| 357 | if (empty($this->labelstatus)) |
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| 358 | { |
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| 359 | global $langs; |
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| 360 | //$langs->load("mymodule"); |
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| 361 | $this->labelstatus[1] = $langs->trans('Enabled'); |
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| 362 | $this->labelstatus[0] = $langs->trans('Disabled'); |
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| 363 | } |
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| 364 | |||
| 365 | if ($mode == 0) |
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| 366 | { |
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| 367 | return $this->labelstatus[$status]; |
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| 368 | } |
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| 369 | if ($mode == 1) |
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| 370 | { |
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| 371 | return $this->labelstatus[$status]; |
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| 372 | } |
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| 373 | if ($mode == 2) |
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| 374 | { |
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| 375 | if ($status == 1) return img_picto($this->labelstatus[$status],'statut4').' '.$this->labelstatus[$status]; |
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| 376 | if ($status == 0) return img_picto($this->labelstatus[$status],'statut5').' '.$this->labelstatus[$status]; |
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| 377 | } |
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| 378 | if ($mode == 3) |
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| 379 | { |
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| 380 | if ($status == 1) return img_picto($this->labelstatus[$status],'statut4'); |
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| 381 | if ($status == 0) return img_picto($this->labelstatus[$status],'statut5'); |
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| 382 | } |
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| 383 | if ($mode == 4) |
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| 384 | { |
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| 385 | if ($status == 1) return img_picto($this->labelstatus[$status],'statut4').' '.$this->labelstatus[$status]; |
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| 386 | if ($status == 0) return img_picto($this->labelstatus[$status],'statut5').' '.$this->labelstatus[$status]; |
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| 387 | } |
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| 388 | if ($mode == 5) |
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| 389 | { |
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| 390 | if ($status == 1) return $this->labelstatus[$status].' '.img_picto($this->labelstatus[$status],'statut4'); |
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| 391 | if ($status == 0) return $this->labelstatus[$status].' '.img_picto($this->labelstatus[$status],'statut5'); |
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| 392 | } |
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| 393 | if ($mode == 6) |
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| 394 | { |
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| 395 | if ($status == 1) return $this->labelstatus[$status].' '.img_picto($this->labelstatus[$status],'statut4'); |
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| 396 | if ($status == 0) return $this->labelstatus[$status].' '.img_picto($this->labelstatus[$status],'statut5'); |
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| 397 | } |
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| 398 | } |
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| 399 | |||
| 400 | /** |
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| 401 | * Charge les informations d'ordre info dans l'objet commande |
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| 402 | * |
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| 403 | * @param int $id Id of order |
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| 404 | * @return void |
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| 405 | */ |
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| 406 | function info($id) |
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| 453 | |||
| 454 | /** |
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| 455 | * Initialise object with example values |
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| 456 | * Id must be 0 if object instance is a specimen |
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| 457 | * |
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| 458 | * @return void |
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| 459 | */ |
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| 460 | public function initAsSpecimen() |
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| 464 | |||
| 465 | |||
| 466 | /** |
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| 467 | * Action executed by scheduler |
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| 468 | * CAN BE A CRON TASK. In such a case, paramerts come from the schedule job setup field 'Parameters' |
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| 469 | * |
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| 470 | * @return int 0 if OK, <>0 if KO (this function is used also by cron so only 0 is OK) |
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| 471 | */ |
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| 472 | //public function doScheduledJob($param1, $param2, ...) |
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| 473 | public function doScheduledJob() |
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| 495 | } |
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| 496 | |||
| 510 | */ |
This check looks for calls to methods that do not seem to exist on a given type. It looks for the method on the type itself as well as in inherited classes or implemented interfaces.
This is most likely a typographical error or the method has been renamed.