{"id":29628,"date":"2022-12-03T08:51:23","date_gmt":"2022-12-03T07:51:23","guid":{"rendered":"https:\/\/woosimon.com\/?p=29628"},"modified":"2022-12-03T08:51:24","modified_gmt":"2022-12-03T07:51:24","slug":"what-are-wordpress-filter-action-hooks","status":"publish","type":"post","link":"https:\/\/woosimon.com\/ca\/what-are-wordpress-filter-action-hooks\/","title":{"rendered":"Qu\u00e8 s\u00f3n els filtres i els ganxos d&#039;acci\u00f3 de WordPress?"},"content":{"rendered":"<p>Si teniu un lloc web de WordPress, \u00e9s probable que h\u00e0giu sentit parlar de ganxos de filtre. Per\u00f2 qu\u00e8 s\u00f3n exactament? En aquesta publicaci\u00f3, donar\u00e9 una ullada a qu\u00e8 s\u00f3n els ganxos de filtre, com funcionen i com utilitzar-los al vostre propi codi.<\/p>\n\n\n\t\t\t\t<div class=\"wp-block-uagb-table-of-contents uagb-toc__align-left uagb-toc__columns-1  uagb-block-530b6dfa\"\n\t\t\t\t\tdata-scroll= \"1\"\n\t\t\t\t\tdata-offset= \"30\"\n\t\t\t\t\tstyle=\"\"\n\t\t\t\t>\n\t\t\t\t<div class=\"uagb-toc__wrap\">\n\t\t\t\t\t\t<div class=\"uagb-toc__title\">\n\t\t\t\t\t\t\tTaula de continguts\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uagb-toc__list-wrap\">\n\t\t\t\t\t\t<ol class=\"uagb-toc__list\"><li class=\"uagb-toc__list\"><a href=\"#why-use-wordpress-filter-hooks\" class=\"uagb-toc-link__trigger\">Per qu\u00e8 utilitzar els ganxos de filtre de WordPress?<\/a><li class=\"uagb-toc__list\"><a href=\"#adding-wordpress-filter-hooks-with-a-child-theme\" class=\"uagb-toc-link__trigger\">Afegir ganxos de filtre de WordPress amb un tema infantil<\/a><li class=\"uagb-toc__list\"><a href=\"#adding-wordpress-filter-hooks-with-a-plugin\" class=\"uagb-toc-link__trigger\">Afegir ganxos de filtre de WordPress amb un connector<\/a><li class=\"uagb-toc__list\"><a href=\"#an-example-wordpress-filter-hook\" class=\"uagb-toc-link__trigger\">Un exemple de ganxo de filtre de WordPress<\/a><li class=\"uagb-toc__list\"><a href=\"#conclusion\" class=\"uagb-toc-link__trigger\">Conclusi\u00f3<\/a><\/ol>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Per qu\u00e8 utilitzar els ganxos de filtre de WordPress?<\/h2>\n\n\n\n<p>Els ganxos de filtre s\u00f3n una manera fant\u00e0stica de modificar el contingut de WordPress sense utilitzar un connector ni haver d&#039;editar cap fitxer b\u00e0sic. Mitjan\u00e7ant l&#039;\u00fas de ganxos de filtre, podeu fer canvis en el comportament de WordPress sense piratejar el codi principal. Aix\u00f2 \u00e9s molt \u00fatil si teniu previst crear un lloc personalitzat o si voleu actualitzar la vostra versi\u00f3 o tema de WordPress sense perdre les vostres personalitzacions.<br><br>Hi ha dos tipus de ganxos de filtre: accions i filtres. Les accions us permeten inserir codi en punts espec\u00edfics del codi de WordPress, mentre que els filtres us permeten modificar el contingut existent.<br><br>Per exemple, suposem que voleu afegir un enlla\u00e7 &quot;llegir m\u00e9s&quot; al final de cada fragment de publicaci\u00f3. Podeu fer-ho connectant-vos al filtre &quot;the_excerpt&quot; i afegint el vostre enlla\u00e7 al final de l&#039;extracte.<br><br>O b\u00e9, digueu que voleu mostrar una barra lateral diferent a determinades p\u00e0gines del vostre lloc. Podeu fer-ho connectant-vos a l&#039;acci\u00f3 &#039;sidebars_widgets&#039; i especificant quina barra lateral voleu mostrar en quina p\u00e0gina.<br><br>Com podeu veure, els ganxos de filtre us donen molt de poder sobre com funciona WordPress. Si sou un desenvolupador, aprendre a utilitzar els ganxos de filtre \u00e9s essencial. I fins i tot si no sou un desenvolupador, entendre com funcionen els ganxos de filtre encara pot ser \u00fatil per ajustar l&#039;aspecte i el comportament del vostre lloc.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Afegir ganxos de filtre de WordPress amb un tema infantil<\/h2>\n\n\n\n<p>Els ganxos de filtre es poden afegir directament a l&#039;editor de fitxers del vostre tema. Aix\u00f2 no \u00e9s aconsellable, per\u00f2, com si i quan actualitzeu el vostre tema, i els canvis que h\u00e0giu fet es perdran.<br><br>Per aquest motiu, es recomana instal\u00b7lar un &quot;Tema infantil&quot;. Un tema infantil s&#039;enfila a la part superior del tema principal per permetre&#039;t fer canvis que no es sobreescriuran quan s&#039;actualitzi el tema principal.<br><br><a href=\"https:\/\/woosimon.com\/ca\/how-to-create-a-wordpress-child-theme\/\">Si no esteu segur de qu\u00e8 \u00e9s un tema infantil o com crear-ne un, consulteu la meva guia sobre Com crear un tema infantil de WordPress<\/a>.<br><br>Un cop instal\u00b7lat i activat, podeu afegir els vostres ganxos de filtre al fitxer functions.php del vostre tema infantil anant a <strong>Aparen\u00e7a &gt; Editor de fitxers de tema<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Afegir ganxos de filtre de WordPress amb un connector<\/h2>\n\n\n\n<p>Si esteu menys familiaritzat amb el codi, utilitzar un complement de fragments de codi personalitzat pot ser una opci\u00f3 menys descoratjadora.<br><br>Personalment, m&#039;agrada <a href=\"https:\/\/en-gb.wordpress.org\/plugins\/insert-headers-and-footers\/\" target=\"_blank\" rel=\"noreferrer noopener\">Connector de fragments de codi personalitzat de WP Code<\/a>. La instal\u00b7laci\u00f3 \u00e9s gratu\u00efta des del repositori de WordPress i \u00e9s f\u00e0cil d&#039;utilitzar, tot i que hi ha moltes alternatives. <a href=\"https:\/\/woosimon.com\/ca\/a-quick-guide-to-choosing-wordpress-plugins\/\">Consulteu la meva guia per triar els millors connectors de WordPress aqu\u00ed.<br><\/a><br>L&#039;\u00fas d&#039;un connector per afegir codi significa que:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>No cal que creeu i instal\u00b7leu un tema secundari<\/li>\n\n\n\n<li>\u00c9s molt f\u00e0cil activar i desactivar els filtres amb el clic d&#039;un bot\u00f3<\/li>\n\n\n\n<li>Molts connectors com WPCode tenen fragments ja fets que nom\u00e9s podeu activar per a tasques habituals<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Un exemple de ganxo de filtre de WordPress<\/h2>\n\n\n\n<p>L&#039;exemple seg\u00fcent mostra com podeu afegir una funci\u00f3 personalitzada que substituir\u00e0 la salutaci\u00f3 predeterminada &quot;Howdy&quot; a la barra d&#039;administraci\u00f3 de WordPress per &quot;Hola&quot;:<\/p>\n\n\n\n<pre class=\"wp-block-code has-ast-global-color-0-color has-ast-global-color-8-background-color has-text-color has-background\"><code>\n\/\/ Canvia la salutaci\u00f3 de WordPress a la funci\u00f3 Hola replace_howdy( $wp_admin_bar ) { $my_account=$wp_admin_bar-&gt;get_node(&#039;el meu-compte&#039;); $newtitle = str_replace(&#039;Hola&#039;, &#039;Hola&#039;, $my_account-&gt;title); $wp_admin_bar-&gt;add_node( array( &#039;id&#039; =&gt; &#039;el meu-compte&#039;, &#039;title&#039; =&gt; $newtitle, ) ); } add_filter( &#039;men\u00fa_barra_administrador&#039;, &#039;reempla\u00e7ar_com&#039;,25);\n<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusi\u00f3<\/h2>\n\n\n\n<p>Els ganxos de filtre de WordPress s\u00f3n una de les funcions m\u00e9s potents de la plataforma WordPress. Permeten als desenvolupadors &quot;enganxar-se&quot; al codi b\u00e0sic de WordPress i fer canvis o afegir funcionalitats sense canviar res del codi original.<br><br>Els ganxos de filtre es poden utilitzar per alterar el comportament tant del front-end com del back-end a WordPress. Per exemple, un desenvolupador podria utilitzar un ganxo de filtre per alterar la manera com es mostren els t\u00edtols de publicacions a la part frontal d&#039;un lloc de WordPress o per afegir contingut addicional al final de cada publicaci\u00f3.<br><br>Les icones per compartir, el formulari d&#039;inscripci\u00f3 al butllet\u00ed i &quot;L&#039;article Qu\u00e8 s\u00f3n els filtres i els ganxos d&#039;acci\u00f3 de WordPress? va apar\u00e8ixer per primera vegada\u00a0<a href=\"https:\/\/woosimon.com\/ca\/\">woosimon.com<\/a>\u201d El text que podeu veure a continuaci\u00f3 es va afegir amb ganxos d&#039;acci\u00f3.<br><br>Mireu m\u00e9s avall i podreu veure que he canviat el text t\u00edpic de WordPress &quot;Publicaci\u00f3 anterior&quot; i &quot;Publicaci\u00f3 seg\u00fcent&quot; per mostrar el nom de la publicaci\u00f3 mitjan\u00e7ant un ganxo de filtre.<br><br>Els ganxos de filtre s\u00f3n extremadament vers\u00e0tils i es poden utilitzar per alterar gaireb\u00e9 qualsevol dada a WordPress. Si sou desenvolupador, aprendre a utilitzar els ganxos de filtre \u00e9s una part essencial de treballar amb la plataforma WordPress.<br><br>Si no sou un desenvolupador i voleu ajuda per personalitzar el vostre lloc, nom\u00e9s cal que envieu-me un correu electr\u00f2nic a <a href=\"mailto:simon@woosimon.com\">simon@woosimon.com<\/a> \u2013 Si es tracta d&#039;un petit retoc o d&#039;una revisi\u00f3 total, puc ajudar-te.<\/p>","protected":false},"excerpt":{"rendered":"<p>If you&#8217;ve got a WordPress Website, chances are you&#8217;ve heard of filter hooks. But what exactly are they? In this post, I&#8217;ll take a look at what filter hooks are, how they work, and how to use them in your own code. Why use WordPress Filter Hooks? Filter hooks are a great way to modify [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":29649,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[330],"tags":[331],"class_list":["post-29628","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-advanced-wordpress-tips","tag-wordpress-snippets"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What are WordPress Filter &amp; Action Hooks? - WooSimon<\/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:\/\/woosimon.com\/ca\/what-are-wordpress-filter-action-hooks\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are WordPress Filter &amp; Action Hooks? - WooSimon\" \/>\n<meta property=\"og:description\" content=\"If you&#8217;ve got a WordPress Website, chances are you&#8217;ve heard of filter hooks. But what exactly are they? In this post, I&#8217;ll take a look at what filter hooks are, how they work, and how to use them in your own code. Why use WordPress Filter Hooks? 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