Ci-dessous, les différences entre deux révisions de la page.
| Prochaine révision | Révision précédente | ||
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tips_informatiques:programmation:php:code [2009/07/02 15:08] nico créée |
tips_informatiques:programmation:php:code [2009/08/12 00:00] (Version actuelle) |
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| Ligne 1: | Ligne 1: | ||
| - | ====== function startWith ====== | + | ====== startWith ====== |
| <code php> | <code php> | ||
| /** | /** | ||
| Ligne 13: | Ligne 13: | ||
| } | } | ||
| </code> | </code> | ||
| + | |||
| + | ====== endWith ====== | ||
| + | <code php> | ||
| + | /** | ||
| + | * Tests if a string ends with the given string | ||
| + | * | ||
| + | * @param string | ||
| + | * @param string | ||
| + | * @return bool | ||
| + | */ | ||
| + | function endWith($string, $end) | ||
| + | { | ||
| + | return strrpos($string, $end) === strlen($string) - strlen($end); | ||
| + | } | ||
| + | </code> | ||
| + | |||
| + | ====== debug ====== | ||
| + | <code php> | ||
| + | class DebugTool | ||
| + | { | ||
| + | public static function show($object, $title = null, $backtrace_index = 0) | ||
| + | { | ||
| + | echo '<div class="debug">'; | ||
| + | | ||
| + | $calledFrom = debug_backtrace(); | ||
| + | echo '<strong>' . $calledFrom[$backtrace_index]['file'] . '</strong>'; | ||
| + | echo ' (line <strong>' . $calledFrom[$backtrace_index]['line'] . '</strong>)'; | ||
| + | |||
| + | if(isset($title)) | ||
| + | { | ||
| + | echo '<h3>' . $title . '</h3>'; | ||
| + | } | ||
| + | | ||
| + | echo('<pre>'); | ||
| + | if(is_array($object)) | ||
| + | { | ||
| + | print_r($object); | ||
| + | } | ||
| + | elseif(is_a($object, 'DOMDocument')) | ||
| + | { | ||
| + | $object->formatOutput = true; | ||
| + | $xml_string = $object->saveXML(); | ||
| + | echo htmlentities($xml_string); | ||
| + | } | ||
| + | elseif(is_a($object, 'DOMNodeList') || is_a($object, 'DOMElement')) | ||
| + | { | ||
| + | $dom = new DOMDocument(); | ||
| + | $debugElement = $dom->createElement('debug'); | ||
| + | $dom->appendChild($debugElement); | ||
| + | | ||
| + | if(is_a($object, 'DOMNodeList')) | ||
| + | { | ||
| + | foreach ($object as $node) | ||
| + | { | ||
| + | $node = $dom->importNode($node, true); | ||
| + | $debugElement->appendChild($node); | ||
| + | } | ||
| + | } | ||
| + | elseif(is_a($object, 'DOMElement')) | ||
| + | { | ||
| + | $node = $dom->importNode($object, true); | ||
| + | $debugElement->appendChild($node); | ||
| + | } | ||
| + | | ||
| + | $dom->formatOutput = true; | ||
| + | $xml_string = $dom->saveXML(); | ||
| + | echo htmlentities($xml_string); | ||
| + | } | ||
| + | elseif(is_object($object)) | ||
| + | { | ||
| + | echo get_class($object); | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | echo $object; | ||
| + | } | ||
| + | | ||
| + | echo('</pre>'); | ||
| + | echo '</div>'; | ||
| + | } | ||
| + | } | ||
| + | |||
| + | /*******************************************************************/ | ||
| + | /***** GLOBAL FUNCTIONS ********************************************/ | ||
| + | /*******************************************************************/ | ||
| + | |||
| + | function debug($object, $title = null) | ||
| + | { | ||
| + | DebugTool :: show($object, $title, 1); | ||
| + | } | ||
| + | </code> | ||
| + | |||
| + | ====== to_db_date ====== | ||
| + | <code php> | ||
| + | /** | ||
| + | * Converts a UNIX timestamp (as returned by time()) to a datetime string | ||
| + | * for use in SQL queries. | ||
| + | * @param int $date The date as a UNIX timestamp. | ||
| + | * @return string The date in datetime format. | ||
| + | */ | ||
| + | static function to_db_date($date) | ||
| + | { | ||
| + | if (isset($date)) | ||
| + | { | ||
| + | return date('Y-m-d H:i:s', $date); | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | return null; | ||
| + | } | ||
| + | } | ||
| + | </code> | ||
| + | |||
| + | ====== from_db_date ====== | ||
| + | <code php> | ||
| + | /** | ||
| + | * Converts a datetime value (as retrieved from the database) to a UNIX | ||
| + | * timestamp (as returned by time()). | ||
| + | * @param string $date The date as a UNIX timestamp. | ||
| + | * @return int The date as a UNIX timestamp. | ||
| + | */ | ||
| + | static function from_db_date($date) | ||
| + | { | ||
| + | if (isset ($date)) | ||
| + | { | ||
| + | return strtotime($date); | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | return null; | ||
| + | } | ||
| + | } | ||
| + | </code> | ||
| + | |||
| + | |||
| + | ====== get_value_between_chars ====== | ||
| + | <code php> | ||
| + | /** | ||
| + | * Return the string found between two characters. If an index is given, it returns the | ||
| + | * value at the index position | ||
| + | * | ||
| + | * @param string $opening_char | ||
| + | * @param string $closing_char | ||
| + | * @param int $index 0 based index | ||
| + | * @return string or null | ||
| + | */ | ||
| + | function get_value_between_chars($haystack, $index = 0, $opening_char = '[', $closing_char = ']') | ||
| + | { | ||
| + | $offset = 0; | ||
| + | $found = true; | ||
| + | $value = null; | ||
| + | | ||
| + | for ($i = 0; $i < $index + 1; $i++) | ||
| + | { | ||
| + | $op_pos = strpos($haystack, $opening_char, $offset); | ||
| + | if($op_pos !== false) | ||
| + | { | ||
| + | $cl_pos = strpos($haystack, $closing_char, $op_pos + 1); | ||
| + | |||
| + | if($cl_pos !== false) | ||
| + | { | ||
| + | $value = substr($haystack, $op_pos + 1, $cl_pos - $op_pos - 1); | ||
| + | $offset = $cl_pos + 1; | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | $found = false; | ||
| + | break; | ||
| + | } | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | $found = false; | ||
| + | break; | ||
| + | } | ||
| + | } | ||
| + | | ||
| + | if($found) | ||
| + | { | ||
| + | return $value; | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | return null; | ||
| + | } | ||
| + | } | ||
| + | </code> | ||
| + | |||
| + | |||
| + | |||
| + | |||
| + | |||
| + | |||
| + | ====== to_multilevel_array ====== | ||
| + | |||
| + | <code php> | ||
| + | /** | ||
| + | * Build an array from a list of strings | ||
| + | * | ||
| + | * E.g: Array with the following strings: | ||
| + | * | ||
| + | * 'general_description[0][0][string]' | ||
| + | * 'general_description[0][1][string]' | ||
| + | * 'general_description[1][0][string]' | ||
| + | * | ||
| + | * @param array $strings Array of (strings => value) pairs to merge into a multilevel array | ||
| + | * @param string $opening_char | ||
| + | * @param string $closing_char | ||
| + | */ | ||
| + | public static function to_multilevel_array($strings, $opening_char = '[', $closing_char = ']') | ||
| + | { | ||
| + | $array = array(); | ||
| + | | ||
| + | foreach ($strings as $string => $value) | ||
| + | { | ||
| + | self :: set_next_level_array($array, $string, $value, $opening_char, $closing_char); | ||
| + | } | ||
| + | | ||
| + | return $array; | ||
| + | } | ||
| + | |||
| + | private static function set_next_level_array(&$container_array, $string, $value, $opening_char = '[', $closing_char = ']') | ||
| + | { | ||
| + | $key = self :: get_value_between_chars($string, 0, $opening_char, $closing_char); | ||
| + | $sub_string = substr($string, strpos($string, $closing_char) + 1); | ||
| + | | ||
| + | if(isset($sub_string) && strlen($sub_string) > 0) | ||
| + | { | ||
| + | if(isset($container_array[$key])) | ||
| + | { | ||
| + | $sub_array = $container_array[$key]; | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | $sub_array = array(); | ||
| + | } | ||
| + | | ||
| + | self :: set_next_level_array($sub_array, $sub_string, $value, $opening_char, $closing_char); | ||
| + | | ||
| + | $container_array[$key] = $sub_array; | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | if(isset($container_array[$key])) | ||
| + | { | ||
| + | $container_array[$key] = array_merge($container_array[$key], $value); | ||
| + | } | ||
| + | else | ||
| + | { | ||
| + | $container_array[$key] = $value; | ||
| + | } | ||
| + | } | ||
| + | } | ||
| + | </code> | ||
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