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File: Javascript.php
<?php /** * CodeIgniter * * An open source application development framework for PHP * * This content is released under the MIT License (MIT) * * Copyright (c) 2019 - 2022, CodeIgniter Foundation * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. * * @package CodeIgniter * @author EllisLab Dev Team * @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) * @copyright Copyright (c) 2014 - 2019, British Columbia Institute of Technology (https://bcit.ca/) * @copyright Copyright (c) 2019 - 2022, CodeIgniter Foundation (https://codeigniter.com/) * @license https://opensource.org/licenses/MIT MIT License * @link https://codeigniter.com * @since Version 1.0.0 * @filesource */ defined('BASEPATH') OR exit('No direct script access allowed'); /** * Javascript Class * * @package CodeIgniter * @subpackage Libraries * @category Javascript * @author EllisLab Dev Team * @link https://codeigniter.com/userguide3/libraries/javascript.html * @deprecated 3.0.0 This was never a good idea in the first place. */ class CI_Javascript { /** * JavaScript location * * @var string */ protected $_javascript_location = 'js'; // -------------------------------------------------------------------- /** * Constructor * * @param array $params * @return void */ public function __construct($params = array()) { $defaults = array('js_library_driver' => 'jquery', 'autoload' => TRUE); foreach ($defaults as $key => $val) { if (isset($params[$key]) && $params[$key] !== '') { $defaults[$key] = $params[$key]; } } extract($defaults); $this->CI =& get_instance(); // load the requested js library $this->CI->load->library('Javascript/'.$js_library_driver, array('autoload' => $autoload)); // make js to refer to current library $this->js =& $this->CI->$js_library_driver; log_message('info', 'Javascript Class Initialized and loaded. Driver used: '.$js_library_driver); } // -------------------------------------------------------------------- // Event Code // -------------------------------------------------------------------- /** * Blur * * Outputs a javascript library blur event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function blur($element = 'this', $js = '') { return $this->js->_blur($element, $js); } // -------------------------------------------------------------------- /** * Change * * Outputs a javascript library change event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function change($element = 'this', $js = '') { return $this->js->_change($element, $js); } // -------------------------------------------------------------------- /** * Click * * Outputs a javascript library click event * * @param string The element to attach the event to * @param string The code to execute * @param bool whether or not to return false * @return string */ public function click($element = 'this', $js = '', $ret_false = TRUE) { return $this->js->_click($element, $js, $ret_false); } // -------------------------------------------------------------------- /** * Double Click * * Outputs a javascript library dblclick event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function dblclick($element = 'this', $js = '') { return $this->js->_dblclick($element, $js); } // -------------------------------------------------------------------- /** * Error * * Outputs a javascript library error event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function error($element = 'this', $js = '') { return $this->js->_error($element, $js); } // -------------------------------------------------------------------- /** * Focus * * Outputs a javascript library focus event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function focus($element = 'this', $js = '') { return $this->js->_focus($element, $js); } // -------------------------------------------------------------------- /** * Hover * * Outputs a javascript library hover event * * @param string - element * @param string - Javascript code for mouse over * @param string - Javascript code for mouse out * @return string */ public function hover($element = 'this', $over = '', $out = '') { return $this->js->_hover($element, $over, $out); } // -------------------------------------------------------------------- /** * Keydown * * Outputs a javascript library keydown event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function keydown($element = 'this', $js = '') { return $this->js->_keydown($element, $js); } // -------------------------------------------------------------------- /** * Keyup * * Outputs a javascript library keydown event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function keyup($element = 'this', $js = '') { return $this->js->_keyup($element, $js); } // -------------------------------------------------------------------- /** * Load * * Outputs a javascript library load event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function load($element = 'this', $js = '') { return $this->js->_load($element, $js); } // -------------------------------------------------------------------- /** * Mousedown * * Outputs a javascript library mousedown event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function mousedown($element = 'this', $js = '') { return $this->js->_mousedown($element, $js); } // -------------------------------------------------------------------- /** * Mouse Out * * Outputs a javascript library mouseout event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function mouseout($element = 'this', $js = '') { return $this->js->_mouseout($element, $js); } // -------------------------------------------------------------------- /** * Mouse Over * * Outputs a javascript library mouseover event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function mouseover($element = 'this', $js = '') { return $this->js->_mouseover($element, $js); } // -------------------------------------------------------------------- /** * Mouseup * * Outputs a javascript library mouseup event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function mouseup($element = 'this', $js = '') { return $this->js->_mouseup($element, $js); } // -------------------------------------------------------------------- /** * Output * * Outputs the called javascript to the screen * * @param string The code to output * @return string */ public function output($js) { return $this->js->_output($js); } // -------------------------------------------------------------------- /** * Ready * * Outputs a javascript library mouseup event * * @param string $js Code to execute * @return string */ public function ready($js) { return $this->js->_document_ready($js); } // -------------------------------------------------------------------- /** * Resize * * Outputs a javascript library resize event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function resize($element = 'this', $js = '') { return $this->js->_resize($element, $js); } // -------------------------------------------------------------------- /** * Scroll * * Outputs a javascript library scroll event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function scroll($element = 'this', $js = '') { return $this->js->_scroll($element, $js); } // -------------------------------------------------------------------- /** * Unload * * Outputs a javascript library unload event * * @param string The element to attach the event to * @param string The code to execute * @return string */ public function unload($element = 'this', $js = '') { return $this->js->_unload($element, $js); } // -------------------------------------------------------------------- // Effects // -------------------------------------------------------------------- /** * Add Class * * Outputs a javascript library addClass event * * @param string - element * @param string - Class to add * @return string */ public function addClass($element = 'this', $class = '') { return $this->js->_addClass($element, $class); } // -------------------------------------------------------------------- /** * Animate * * Outputs a javascript library animate event * * @param string $element = 'this' * @param array $params = array() * @param mixed $speed 'slow', 'normal', 'fast', or time in milliseconds * @param string $extra * @return string */ public function animate($element = 'this', $params = array(), $speed = '', $extra = '') { return $this->js->_animate($element, $params, $speed, $extra); } // -------------------------------------------------------------------- /** * Fade In * * Outputs a javascript library hide event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function fadeIn($element = 'this', $speed = '', $callback = '') { return $this->js->_fadeIn($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Fade Out * * Outputs a javascript library hide event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function fadeOut($element = 'this', $speed = '', $callback = '') { return $this->js->_fadeOut($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Slide Up * * Outputs a javascript library slideUp event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function slideUp($element = 'this', $speed = '', $callback = '') { return $this->js->_slideUp($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Remove Class * * Outputs a javascript library removeClass event * * @param string - element * @param string - Class to add * @return string */ public function removeClass($element = 'this', $class = '') { return $this->js->_removeClass($element, $class); } // -------------------------------------------------------------------- /** * Slide Down * * Outputs a javascript library slideDown event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function slideDown($element = 'this', $speed = '', $callback = '') { return $this->js->_slideDown($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Slide Toggle * * Outputs a javascript library slideToggle event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function slideToggle($element = 'this', $speed = '', $callback = '') { return $this->js->_slideToggle($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Hide * * Outputs a javascript library hide action * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function hide($element = 'this', $speed = '', $callback = '') { return $this->js->_hide($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Toggle * * Outputs a javascript library toggle event * * @param string - element * @return string */ public function toggle($element = 'this') { return $this->js->_toggle($element); } // -------------------------------------------------------------------- /** * Toggle Class * * Outputs a javascript library toggle class event * * @param string $element = 'this' * @param string $class = '' * @return string */ public function toggleClass($element = 'this', $class = '') { return $this->js->_toggleClass($element, $class); } // -------------------------------------------------------------------- /** * Show * * Outputs a javascript library show event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function show($element = 'this', $speed = '', $callback = '') { return $this->js->_show($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Compile * * gather together all script needing to be output * * @param string $view_var * @param bool $script_tags * @return string */ public function compile($view_var = 'script_foot', $script_tags = TRUE) { $this->js->_compile($view_var, $script_tags); } // -------------------------------------------------------------------- /** * Clear Compile * * Clears any previous javascript collected for output * * @return void */ public function clear_compile() { $this->js->_clear_compile(); } // -------------------------------------------------------------------- /** * External * * Outputs a <script> tag with the source as an external js file * * @param string $external_file * @param bool $relative * @return string */ public function external($external_file = '', $relative = FALSE) { if ($external_file !== '') { $this->_javascript_location = $external_file; } elseif ($this->CI->config->item('javascript_location') !== '') { $this->_javascript_location = $this->CI->config->item('javascript_location'); } if ($relative === TRUE OR strpos($external_file, 'http://') === 0 OR strpos($external_file, 'https://') === 0) { $str = $this->_open_script($external_file); } elseif (strpos($this->_javascript_location, 'http://') !== FALSE) { $str = $this->_open_script($this->_javascript_location.$external_file); } else { $str = $this->_open_script($this->CI->config->slash_item('base_url').$this->_javascript_location.$external_file); } return $str.$this->_close_script(); } // -------------------------------------------------------------------- /** * Inline * * Outputs a <script> tag * * @param string The element to attach the event to * @param bool If a CDATA section should be added * @return string */ public function inline($script, $cdata = TRUE) { return $this->_open_script() . ($cdata ? "\n// <![CDATA[\n".$script."\n// ]]>\n" : "\n".$script."\n") . $this->_close_script(); } // -------------------------------------------------------------------- /** * Open Script * * Outputs an opening <script> * * @param string * @return string */ protected function _open_script($src = '') { return '<script type="text/javascript" charset="'.strtolower($this->CI->config->item('charset')).'"' .($src === '' ? '>' : ' src="'.$src.'">'); } // -------------------------------------------------------------------- /** * Close Script * * Outputs an closing </script> * * @param string * @return string */ protected function _close_script($extra = "\n") { return '</script>'.$extra; } // -------------------------------------------------------------------- // AJAX-Y STUFF - still a testbed // -------------------------------------------------------------------- /** * Update * * Outputs a javascript library slideDown event * * @param string - element * @param string - One of 'slow', 'normal', 'fast', or time in milliseconds * @param string - Javascript callback function * @return string */ public function update($element = 'this', $speed = '', $callback = '') { return $this->js->_updater($element, $speed, $callback); } // -------------------------------------------------------------------- /** * Generate JSON * * Can be passed a database result or associative array and returns a JSON formatted string * * @param mixed result set or array * @param bool match array types (defaults to objects) * @return string a json formatted string */ public function generate_json($result = NULL, $match_array_type = FALSE) { // JSON data can optionally be passed to this function // either as a database result object or an array, or a user supplied array if ($result !== NULL) { if (is_object($result)) { $json_result = is_callable(array($result, 'result_array')) ? $result->result_array() : (array) $result; } elseif (is_array($result)) { $json_result = $result; } else { return $this->_prep_args($result); } } else { return 'null'; } $json = array(); $_is_assoc = TRUE; if ( ! is_array($json_result) && empty($json_result)) { show_error('Generate JSON Failed - Illegal key, value pair.'); } elseif ($match_array_type) { $_is_assoc = $this->_is_associative_array($json_result); } foreach ($json_result as $k => $v) { if ($_is_assoc) { $json[] = $this->_prep_args($k, TRUE).':'.$this->generate_json($v, $match_array_type); } else { $json[] = $this->generate_json($v, $match_array_type); } } $json = implode(',', $json); return $_is_assoc ? '{'.$json.'}' : '['.$json.']'; } // -------------------------------------------------------------------- /** * Is associative array * * Checks for an associative array * * @param array * @return bool */ protected function _is_associative_array($arr) { foreach (array_keys($arr) as $key => $val) { if ($key !== $val) { return TRUE; } } return FALSE; } // -------------------------------------------------------------------- /** * Prep Args * * Ensures a standard json value and escapes values * * @param mixed $result * @param bool $is_key = FALSE * @return string */ protected function _prep_args($result, $is_key = FALSE) { if ($result === NULL) { return 'null'; } elseif (is_bool($result)) { return ($result === TRUE) ? 'true' : 'false'; } elseif (is_string($result) OR $is_key) { return '"'.str_replace(array('\\', "\t", "\n", "\r", '"', '/'), array('\\\\', '\\t', '\\n', "\\r", '\"', '\/'), $result).'"'; } elseif (is_scalar($result)) { return $result; } } }