{"id":147,"date":"2024-09-19T13:41:41","date_gmt":"2024-09-19T11:41:41","guid":{"rendered":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/?page_id=147"},"modified":"2024-12-13T14:07:13","modified_gmt":"2024-12-13T13:07:13","slug":"kanonicke-url","status":"publish","type":"page","link":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/seznambot\/kanonicke-url\/","title":{"rendered":"Kanonick\u00e9 URL"},"content":{"rendered":"\n<p><b>Kanonick\u00e9 URL<\/b> ozna\u010duje preferovanou adresu str\u00e1nky v p\u0159\u00edpad\u011b existence r\u016fzn\u00fdch URL pro vyd\u00e1n\u00ed stejn\u00e9ho obsahu. Webmaster tak vyhled\u00e1va\u010d\u016fm d\u00e1v\u00e1 najevo, s jak\u00fdm URL by se str\u00e1nka m\u011bla zobrazovat ve v\u00fdsledc\u00edch vyhled\u00e1v\u00e1n\u00ed, a z\u00e1rove\u0148 jim umo\u017e\u0148uje deduplikovat stejn\u00fd obsah. Lze pou\u017e\u00edt jak na statick\u00fdch, tak na dynamicky generovan\u00fdch webech. Zapisuje se do hlavi\u010dky str\u00e1nky do tagu <code>&lt;link><\/code> s\u00a0atributem <code>rel=\"canonical\"<\/code>, viz n\u00e1sleduj\u00edc\u00ed p\u0159\u00edklad z\u00e1pisu:<\/p>\n\n\n\n<pre title=\"&amp;nbsp;\" class=\"wp-block-code\"><code lang=\"markup\" class=\"language-markup\">&lt;link rel=\"canonical\" href=\"http:\/\/www.example.com\/produkt123\" \/&gt;<\/code><\/pre>\n\n\n\n<p>V\u00fd\u0161e uveden\u00fd z\u00e1pis m\u016f\u017eete pou\u017e\u00edt nap\u0159\u00edklad v&nbsp;situaci, kdy m\u00e1te na webu nejr\u016fzn\u011bj\u0161\u00ed seznamy, kter\u00e9 lze \u0159adit podle r\u016fzn\u00fdch krit\u00e9ri\u00ed. Zpravidla se m\u016f\u017ee jednat o:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>p\u0159ehled v\u00fdrobk\u016f;<\/li>\n\n\n\n<li>seznam osob;<\/li>\n\n\n\n<li>seznam firem apod.<\/li>\n<\/ul>\n\n\n\n<p>V\u00fdsledn\u00e9 URL mohou po set\u0159\u00edd\u011bn\u00ed vypadat n\u00e1sledovn\u011b:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><i>example.com\/produkt123<\/i><\/li>\n\n\n\n<li><i>example.com\/produkt123?sort=name<\/i><\/li>\n\n\n\n<li><i>example.com\/produkt123?sort=id<\/i><\/li>\n\n\n\n<li><i>example.com\/produkt123?sort=price<\/i><\/li>\n<\/ul>\n\n\n\n<p>Obdobn\u00e1 situace m\u016f\u017ee nastat i&nbsp;p\u0159i sm\u011brov\u00e1n\u00ed na domovsk\u00e9 str\u00e1nky, kdy m\u016f\u017eete robota nasm\u011brovat nap\u0159. na str\u00e1nku <i>example.com\/index.php<\/i> m\u00edsto <i>example.com<\/i>.<\/p>\n\n\n\n<p>Pou\u017eit\u00edm kanonick\u00e9 URL robotovi jednozna\u010dn\u011b \u0159\u00edk\u00e1te, kterou podobu m\u00e1 do vyhled\u00e1v\u00e1n\u00ed v&nbsp;ide\u00e1ln\u00edm p\u0159\u00edpad\u011b za\u0159adit. Sou\u010dasn\u011b ozna\u010dujete jej\u00ed duplicity. Pro web se jedn\u00e1 o&nbsp;v\u00fdhodu v&nbsp;lep\u0161\u00edm \u0159\u00edzen\u00ed a&nbsp;sm\u011brov\u00e1n\u00ed robota po dom\u00e9n\u011b.<\/p>\n\n\n\n<p>Robot um\u00ed zpracovat i&nbsp;relativn\u00ed adresy zapsan\u00e9 v&nbsp;kanonick\u00e9 URL, podobn\u011b akceptuje kanonizaci nap\u0159\u00ed\u010d dom\u00e9nami. Kanonick\u00fd link nam\u00ed\u0159en\u00fd s\u00e1m na sebe, tedy na str\u00e1nku, ve kter\u00e9 se s\u00e1m nach\u00e1z\u00ed, je robotem ignorov\u00e1n.<\/p>\n\n\n\n<div class=\"wp-block-seznam-box is-layout-flow wp-block-seznam-box-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Pozor<\/h2>\n\n\n\n<p>Pokud se robotovi nezdaj\u00ed str\u00e1nky dostate\u010dn\u011b obsahov\u011b podobn\u00e9, kanonick\u00e9 URL neakceptuje.<\/p>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Nevhodn\u00e9 pou\u017eit\u00ed<\/h2>\n\n\n\n<p>P\u0159\u00edkladem nevhodn\u00e9ho pou\u017eit\u00ed je nam\u00ed\u0159en\u00ed kanonick\u00e9 URL na <a href=\"..\/presmerovani-url\/\">p\u0159esm\u011brov\u00e1n\u00ed<\/a>. To jejich c\u00edlem b\u00fdt nem\u00e1. C\u00edlov\u00e1 str\u00e1nka toti\u017e mus\u00ed m\u00edt obsah, aby si robot mohl snadno ov\u011b\u0159it podobnost p\u016fvodn\u00edho a&nbsp;kanonick\u00e9ho dokumentu.<\/p>\n\n\n\n<div class=\"wp-block-seznam-box is-layout-flow wp-block-seznam-box-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Pozor<\/h2>\n\n\n\n<p>Nesm\u011brujte robota na adresu URL, kter\u00e1 vy\u017eaduje cookie \u2013 ty toti\u017e nejsou ze strany robota podporovan\u00e9. Pokud na ni robota po\u0161lete, m\u016f\u017ee jeho cesta dopadnout n\u00e1sledovn\u011b:<br>\n<i>URL A \u2192 canonical = URL B \u2192 URL B vy\u017eaduje cookie \u2192 po\u0161le robota zp\u011bt na URL A<\/i>.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Kanonick\u00e9 URL ozna\u010duje preferovanou adresu str\u00e1nky v p\u0159\u00edpad\u011b existence r\u016fzn\u00fdch URL pro vyd\u00e1n\u00ed stejn\u00e9ho obsahu. Webmaster tak vyhled\u00e1va\u010d\u016fm d\u00e1v\u00e1 najevo, s jak\u00fdm URL by se str\u00e1nka m\u011bla zobrazovat ve v\u00fdsledc\u00edch vyhled\u00e1v\u00e1n\u00ed, a z\u00e1rove\u0148 jim umo\u017e\u0148uje deduplikovat stejn\u00fd obsah. Lze pou\u017e\u00edt jak na statick\u00fdch, tak na dynamicky generovan\u00fdch webech. Zapisuje se do hlavi\u010dky str\u00e1nky do tagu [&hellip;]<\/p>\n","protected":false},"author":22,"featured_media":0,"parent":54,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-sidemenu","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"page_category":[14],"page_tag":[],"service_status_category":[],"class_list":["post-147","page","type-page","status-publish","hentry"],"acf":[],"lang":"cs","translations":{"cs":147},"pll_sync_post":[],"_links":{"self":[{"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/pages\/147","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/comments?post=147"}],"version-history":[{"count":21,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/pages\/147\/revisions"}],"predecessor-version":[{"id":1954,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/pages\/147\/revisions\/1954"}],"up":[{"embeddable":true,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/pages\/54"}],"wp:attachment":[{"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/media?parent=147"}],"wp:term":[{"taxonomy":"page_category","embeddable":true,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/page_category?post=147"},{"taxonomy":"page_tag","embeddable":true,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/page_tag?post=147"},{"taxonomy":"service_status_category","embeddable":true,"href":"https:\/\/o-seznam.cz\/napoveda\/vyhledavani\/wp-json\/wp\/v2\/service_status_category?post=147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}