z_media_tag (zotonic_core v1.0.0-rc.12)
Generate media urls and html for viewing media, based on the filename, size and optional filters. Does not generate media previews itself, this is done when fetching the image.
Typical urls are like: /image/2007/03/31/wedding.jpg(300x300)(crop-center)(a3ab6605e5c8ce801ac77eb76289ac12).jpg /media/inline/2007/03/31/wedding.jpg /media/attachment/2007/03/31/wedding.jpgLink to this section Summary
Functions
Generate a 'data:' url for the given image.
Called from template, render the media tag for some resource/medium
Called from template, render the media url for some resource/medium
Called from template, render the media viewer for some resource/medium
Generate a HTML image tag for the image with the filename and options. The medium _must_ be in a format for which we can generate a preview. Note that this will never generate video or audio.
Translate an url of the format "image.jpg(300x300)(crop-center)(checksum).jpg" to parts
Generate the url for the image with the filename and options
Generate a html fragment for displaying a medium. This can generate audio or video player html.
Link to this section Functions
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props2url(Props, Context)
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scomp_data_url(IdOrName, Options, Context)
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scomp_tag(IdOrName, Options, Context)
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scomp_url(IdOrName, Options, Context)
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scomp_viewer(IdOrName, Options, Context)
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tag(MediaReference, Options, Context)
-spec tag(MediaReference, Options :: list(), z:context()) -> {ok, iodata()} when MediaReference :: undefined | m_rsc:resource_id() | #rsc_list{} | proplists:list() | file:filename_all().
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url2props(Url, Context)
-spec url2props(binary() | string(), z:context()) -> {ok, {FilePath :: string(), Props :: list(), Checksum :: string(), ChecksumBaseString :: string()}} | {error, no_lparen | checksum_invalid | extension_invalid | badarg}.
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url(Name, Options, Context)
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viewer(MediaReference, Options, Context)
-spec viewer(MediaReference, z_media_identify:media_info(), z:context()) -> {ok, iodata()} when MediaReference :: undefined | m_rsc:resource_id() | z_media_identify:media_info() | #rsc_list{} | proplists:proplist() | file:filename_all().