/** * Zend Framework * * LICENSE * * This source file is subject to the new BSD license that is bundled * with this package in the file LICENSE.txt. * It is also available through the world-wide-web at this URL: * http://framework.zend.com/license/new-bsd * If you did not receive a copy of the license and are unable to * obtain it through the world-wide-web, please send an email * to license@zend.com so we can send you a copy immediately. * * @category Zend * @package Zend_Gdata * @copyright Copyright (c) 2006-2007 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ /** * @fileoverview Provides functions for browsing and searching YouTube * data API feeds using a PHP backend powered by the Zend_Gdata component * of the Zend Framework. */ /** * provides namespacing for the YouTube Video Browser PHP version (ytvbp) */ var ytvbp = {}; /** * maximum number of results to return for list of videos * @type Number */ ytvbp.MAX_RESULTS_LIST = 10; /** * navigation button id used to page to the previous page of * results in the list of videos * @type String */ ytvbp.PREVIOUS_PAGE_BUTTON = 'previousPageButton'; /** * navigation button id used to page to the next page of * results in the list of videos * @type String */ ytvbp.NEXT_PAGE_BUTTON = 'nextPageButton'; /** * container div id used to hold list of videos * @type String */ ytvbp.VIDEO_LIST_CONTAINER_DIV = 'searchResultsVideoList'; /** * container div id used to hold the video player * @type String */ ytvbp.VIDEO_PLAYER_DIV = 'videoPlayer'; /** * container div id used to hold the search box which displays when the page * first loads * @type String */ ytvbp.MAIN_SEARCH_CONTAINER_DIV = 'mainSearchBox'; /** * container div id used to hold the search box displayed at the top of * the browser after one search has already been performed * @type String */ ytvbp.TOP_SEARCH_CONTAINER_DIV = 'searchBox'; /** * the page number to use for the next page navigation button * @type Number */ ytvbp.nextPage = 2; /** * the page number to use for the previous page navigation button * @type Number */ ytvbp.previousPage = 0; /** * the last search term used to query - allows for the navigation * buttons to know what string query to perform when clicked * @type String */ ytvbp.previousSearchTerm = ''; /** * the last query type used for querying - allows for the navigation * buttons to know what type of query to perform when clicked * @type String */ ytvbp.previousQueryType = 'all'; /** * Retrieves a list of videos matching the provided criteria. The list of * videos can be restricted to a particular standard feed or search criteria. * @param {String} queryType The type of query to be done - either 'all' * for querying all videos, or the name of a standard feed. * @param {String} searchTerm The search term(s) to use for querying as the * 'vq' query parameter value * @param {Number} page The 1-based page of results to return. */ ytvbp.listVideos = function(queryType, searchTerm, page) { ytvbp.previousSearchTerm = searchTerm; ytvbp.previousQueryType = queryType; var maxResults = ytvbp.MAX_RESULTS_LIST; var startIndex = (((page - 1) * ytvbp.MAX_RESULTS_LIST) + 1); ytvbp.presentFeed(queryType, maxResults, startIndex, searchTerm); ytvbp.updateNavigation(page); }; /** * Sends an AJAX request to the server to retrieve a list of videos or * the video player/metadata. Sends the request to the specified filePath * on the same host, passing the specified params, and filling the specified * resultDivName with the resutls upon success. * @param {String} filePath The path to which the request should be sent * @param {String} params The URL encoded POST params * @param {String} resultDivName The name of the DIV used to hold the results */ ytvbp.sendRequest = function(filePath, params, resultDivName) { if (window.XMLHttpRequest) { var xmlhr = new XMLHttpRequest(); } else { var xmlhr = new ActiveXObject('MSXML2.XMLHTTP.3.0'); } xmlhr.open('POST', filePath, true); xmlhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); xmlhr.onreadystatechange = function() { var resultDiv = document.getElementById(resultDivName); if (xmlhr.readyState == 1) { resultDiv.innerHTML = 'Loading...'; } else if (xmlhr.readyState == 4 && xmlhr.status == 200) { if (xmlhr.responseText) { resultDiv.innerHTML = xmlhr.responseText; } } else if (xmlhr.readyState == 4) { alert('Invalid response received - Status: ' + xmlhr.status); } } xmlhr.send(params); } /** * Uses ytvbp.sendRequest to display a YT video player and metadata for the * specified video ID. * @param {String} videoId The ID of the YouTube video to show */ ytvbp.presentVideo = function(videoId) { var params = 'queryType=show_video&videoId=' + videoId; var filePath = 'index.php'; ytvbp.sendRequest(filePath, params, ytvbp.VIDEO_PLAYER_DIV); } /** * Uses ytvbp.sendRequest to display a list of of YT videos. * @param {String} queryType The name of a standard video feed or 'all' * @param {Number} maxResults The maximum number of videos to list * @param {Number} startIndex The first video to include in the list * @param {String} searchTerm The search terms to pass to the specified feed */ ytvbp.presentFeed = function(queryType, maxResults, startIndex, searchTerm){ var params = 'queryType=' + queryType + '&maxResults=' + maxResults + '&startIndex=' + startIndex + '&searchTerm=' + searchTerm; var filePath = 'index.php'; ytvbp.sendRequest(filePath, params, ytvbp.VIDEO_LIST_CONTAINER_DIV); } /** * Updates the variables used by the navigation buttons and the 'enabled' * status of the buttons based upon the current page number passed in. * @param {Number} page The current page number */ /*ytvbp.updateNavigation = function(page) { ytvbp.nextPage = page + 1; ytvbp.previousPage = page - 1; document.getElementById(ytvbp.NEXT_PAGE_BUTTON).style.display = 'inline'; document.getElementById(ytvbp.PREVIOUS_PAGE_BUTTON).style.display = 'inline'; if (ytvbp.previousPage < 1) { document.getElementById(ytvbp.PREVIOUS_PAGE_BUTTON).disabled = true; } else { document.getElementById(ytvbp.PREVIOUS_PAGE_BUTTON).disabled = false; } document.getElementById(ytvbp.NEXT_PAGE_BUTTON).disabled = false; };*/ /** * Hides the main (large) search form and enables one that's in the * title bar of the application. The main search form is only used * for the first load. Subsequent searches should use the version in * the title bar. */ ytvbp.hideMainSearch = function() { document.getElementById(ytvbp.MAIN_SEARCH_CONTAINER_DIV).style.display = 'none'; document.getElementById(ytvbp.TOP_SEARCH_CONTAINER_DIV).style.display = 'inline'; }; /** * Method called when the query type has been changed. Clears out the * value of the search term input box by default if one of the standard * feeds is selected. This is to improve usability, as many of the standard * feeds may not include results for even fairly popular search terms. * @param {String} queryType The type of query being done - either 'all' * for querying all videos, or the name of one of the standard feeds. * @param {Node} searchTermInputElement The HTML input element for the input * element. */ ytvbp.queryTypeChanged = function(queryType, searchTermInputElement) { if (queryType != 'all') { searchTermInputElement.value = ''; } }; /*-------------------------------------------------------------------------------*/ /*-------------------------------------------------------------------------------*/ /*-------------------------------------------------------------------------------*/ /*--------------------------Redirection vers la page des resultats de recherche sur le SearchTerm*/ /*-------------------------------------------------------------------------------*/ function listSearchVideos(queryType, searchTerm, page) { ytvbp.previousSearchTerm = searchTerm; ytvbp.previousQueryType = queryType; var maxResults = ytvbp.MAX_RESULTS_LIST; var startIndex = (((page - 1) * ytvbp.MAX_RESULTS_LIST) + 1); searchTerm = clean_chaine(searchTerm); if(page!="") pluspage = 'page-' + page + '-'; else pluspage = ""; var redir = 'http://www.orioleshome.com/videos/' + pluspage + queryType + '-st' + startIndex + '_mx' + maxResults + '_' + searchTerm + '.php'; window.location.href= redir; } function clean_chaine(chaine){ tmp = ""; for(var i = 0; i < chaine.length; i++){ tmp = tmp + chaine.charAt(i); var char = chaine.charAt(i); if (char == "'" || char == "," || char == " " || char == "(" || char == ")" || char == "\"" || char == ":" || char == "?" || char == "!" || char == "&" || char == "*" || char == ";" || char == "<" || char == ">" || char == "." || char == "@" || char == "@" || char == "+" || char == "=" || char == "$" || char == "_" ){ tmp = tmp.replace(char,"-"); } } return tmp; } ytvbp.updateNavigation = function(page) { ytvbp.nextPage = parseInt(page) + 1; ytvbp.previousPage = parseInt(page) - 1; }; ytvbp.update_form = function(){ document.getElementById(ytvbp.NEXT_PAGE_BUTTON).style.display = 'inline'; document.getElementById(ytvbp.PREVIOUS_PAGE_BUTTON).style.display = 'inline'; if (ytvbp.previousPage < 1) { document.getElementById(ytvbp.PREVIOUS_PAGE_BUTTON).disabled = true; } else { document.getElementById(ytvbp.PREVIOUS_PAGE_BUTTON).disabled = false; } document.getElementById(ytvbp.NEXT_PAGE_BUTTON).disabled = false; }