{"id":166,"date":"2012-10-30T22:17:06","date_gmt":"2012-10-30T22:17:06","guid":{"rendered":"http:\/\/blog.luisrodriguez.pe\/?p=166"},"modified":"2012-10-30T22:17:06","modified_gmt":"2012-10-30T22:17:06","slug":"parsear-url-de-youtube-con-javascript","status":"publish","type":"post","link":"https:\/\/luisrodriguez.pe\/blog\/parsear-url-de-youtube-con-javascript\/","title":{"rendered":"Parsear url de youtube con javascript"},"content":{"rendered":"<p>Hace unos dias estaba haciendo un mantenimiento donde ingresaba un video de youtube\u00a0 donde solo tenian que ingresar la URL del video y tenia que mostrar una imagen previa del video cosa que no es nada dificil aqui la estructura de url de la imagen<\/p>\n<p>http:\/\/i1.ytimg.com\/vi\/<span style=\"color: #ff0000;\">ID_VIDEO<\/span>\/default.jpg<\/p>\n<p>entonces la idea es que coloque y al sacar el focus del input muestre al lado la imagen y esta funcion javascript nos ayudara<\/p>\n\n<div class=\"wp_syntax\"><table><tr><td class=\"code\"><pre class=\"javascript\" style=\"font-family:monospace;\"><span style=\"color: #000066; font-weight: bold;\">function<\/span> youtube_parser<span style=\"color: #009900;\">&#40;<\/span>url<span style=\"color: #009900;\">&#41;<\/span><span style=\"color: #009900;\">&#123;<\/span>\n<span style=\"color: #000066; font-weight: bold;\">var<\/span> regExp <span style=\"color: #339933;\">=<\/span> <span style=\"color: #009966; font-style: italic;\">\/^.*((youtu.be\\\/)|(v\\\/)|(\\\/u\\\/\\w\\\/)|(embed\\\/)|(watch\\?))\\??v?=?([^#\\&amp;\\?]*).*\/<\/span><span style=\"color: #339933;\">;<\/span>\n<span style=\"color: #000066; font-weight: bold;\">var<\/span> match <span style=\"color: #339933;\">=<\/span> url.<span style=\"color: #660066;\">match<\/span><span style=\"color: #009900;\">&#40;<\/span>regExp<span style=\"color: #009900;\">&#41;<\/span><span style=\"color: #339933;\">;<\/span>\n<span style=\"color: #000066; font-weight: bold;\">if<\/span> <span style=\"color: #009900;\">&#40;<\/span>match<span style=\"color: #339933;\">&amp;&amp;<\/span>match<span style=\"color: #009900;\">&#91;<\/span><span style=\"color: #CC0000;\">7<\/span><span style=\"color: #009900;\">&#93;<\/span>.<span style=\"color: #660066;\">length<\/span><span style=\"color: #339933;\">==<\/span><span style=\"color: #CC0000;\">11<\/span><span style=\"color: #009900;\">&#41;<\/span>\n<span style=\"color: #009900;\">&#123;<\/span>\n<span style=\"color: #000066; font-weight: bold;\">return<\/span> match<span style=\"color: #009900;\">&#91;<\/span><span style=\"color: #CC0000;\">7<\/span><span style=\"color: #009900;\">&#93;<\/span><span style=\"color: #339933;\">;<\/span>\n<span style=\"color: #009900;\">&#125;<\/span>\n<span style=\"color: #000066; font-weight: bold;\">else<\/span>\n<span style=\"color: #009900;\">&#123;<\/span>\nalert<span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #3366CC;\">&quot;Url incorrecta&quot;<\/span><span style=\"color: #009900;\">&#41;<\/span><span style=\"color: #339933;\">;<\/span>\n<span style=\"color: #009900;\">&#125;<\/span>\n<span style=\"color: #009900;\">&#125;<\/span><\/pre><\/td><\/tr><\/table><\/div>\n\n<p>Ahora asumiendo que estamos usando Jquery va el sigueinte codigo<\/p>\n\n<div class=\"wp_syntax\"><table><tr><td class=\"code\"><pre class=\"javascript\" style=\"font-family:monospace;\">$<span style=\"color: #009900;\">&#40;<\/span>document<span style=\"color: #009900;\">&#41;<\/span>.<span style=\"color: #660066;\">ready<\/span><span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #000066; font-weight: bold;\">function<\/span><span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #009900;\">&#41;<\/span><span style=\"color: #009900;\">&#123;<\/span>\n$<span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #3366CC;\">&quot;input&quot;<\/span><span style=\"color: #009900;\">&#41;<\/span>.<span style=\"color: #660066;\">blur<\/span><span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #000066; font-weight: bold;\">function<\/span><span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #009900;\">&#41;<\/span><span style=\"color: #009900;\">&#123;<\/span>\n$<span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #3366CC;\">&quot;img&quot;<\/span><span style=\"color: #009900;\">&#41;<\/span>.<span style=\"color: #660066;\">attr<\/span><span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #3366CC;\">&quot;src&quot;<\/span><span style=\"color: #339933;\">,<\/span><span style=\"color: #3366CC;\">&quot;http:\/\/i1.ytimg.com\/vi\/&quot;<\/span><span style=\"color: #339933;\">+<\/span>youtube_parser<span style=\"color: #009900;\">&#40;<\/span><span style=\"color: #000066; font-weight: bold;\">this<\/span>.<span style=\"color: #660066;\">value<\/span><span style=\"color: #009900;\">&#41;<\/span><span style=\"color: #339933;\">+<\/span><span style=\"color: #3366CC;\">&quot;\/default.jpg&quot;<\/span><span style=\"color: #009900;\">&#41;<\/span>\n<span style=\"color: #009900;\">&#125;<\/span><span style=\"color: #009900;\">&#41;<\/span>\n<span style=\"color: #009900;\">&#125;<\/span><span style=\"color: #009900;\">&#41;<\/span><\/pre><\/td><\/tr><\/table><\/div>\n\n<p>Espero que esta funcion les ayude.<\/p>\n","protected":false},"excerpt":{"rendered":"Hace unos dias estaba haciendo un mantenimiento donde ingresaba un video de youtube\u00a0 donde solo tenian que ingresar la URL del video y tenia que mostrar una imagen previa del video cosa que no es nada dificil aqui la estructura de url de la imagen http:\/\/i1.ytimg.com\/vi\/ID_VIDEO\/default.jpg entonces la idea es que coloque y al sacar[&#8230;]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,13],"tags":[],"class_list":["post-166","post","type-post","status-publish","format-standard","hentry","category-javascript","category-youtube"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Parsear url de youtube con javascript - Blog Luis Rodriguez<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/luisrodriguez.pe\/blog\/parsear-url-de-youtube-con-javascript\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Parsear url de youtube con javascript - Blog Luis Rodriguez\" \/>\n<meta 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