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Validates srcset_data parameters :param srcset_data: A dictionary containing the following keys: breakpoints A list of breakpoints. min_width Minimal width of the srcset images max_width Maximal width of the srcset images. max_images Number of srcset images to generate. :return: bool True on success or False on failure c3dK|]'}|vxrt|tj)ywr9)rGnumbersNumber).0rK srcset_datas r z;CloudinaryResource._validate_srcset_data..Us4lWX1 #R ;q>7>>(RRls-0) min_width max_width max_imageszlEither valid (min_width, max_width, max_images)or breakpoints must be provided to the image srcset attributeFrrz%min_width must be less than max_widthrrz%max_images must be a positive integerT)allloggerwarning)rs`r_validate_srcset_dataz(CloudinaryResource._validate_srcset_dataHsyl]kll NN[ \ { #k+&> > NNB C | $ ) NNB CrcT|jdt}|r|S|j|sy|d|d|d}}}|dk(r|}tt t ||z |dkDr|dz ndz }|}||kr|j |||z }||kr|j ||S)a Helper function. Calculates static responsive breakpoints using provided parameters. Either the breakpoints or min_width, max_width, max_images must be provided. :param srcset_data: A dictionary containing the following keys: breakpoints A list of breakpoints. min_width Minimal width of the srcset images max_width Maximal width of the srcset images. max_images Number of srcset images to generate. :return: A list of breakpoints :raises ValueError: In case of invalid or missing parameters breakpointsNrrrr)r;rHrintrfloatappend)r5rrrrr step_sizecurr_breakpoints r_generate_breakpointsz(CloudinaryResource._generate_breakpointses "oomTV<  ))+6+6{+C[Q\E]_jkw_xj9 ?!IU9y#89z\]~Z!^cdefg # )    / y (O ) 9%rc | t}|jdd}|jdd}|jdd}|jdd }|jd }ttt |d z }d j |||| } t j|j| ||} tj| jddS)a Helper function. Retrieves responsive breakpoints list from cloudinary server When passing special string to transformation `width` parameter of form `auto:breakpoints{parameters}:json`, the response contains JSON with data of the responsive breakpoints :param srcset_data: A dictionary containing the following keys: min_width Minimal width of the srcset images max_width Maximal width of the srcset images bytes_step Minimal bytes step between images max_images Number of srcset images to generate :param options: Additional options :return: Resulting breakpoints Nr2ri bytes_stepi NrtransformationizHauto:breakpoints_{min_width}_{max_width}_{kbytes_step}_{max_images}:json)rr kbytes_steprr) rFr;rrrr)r cloudinary_scaled_urlr _http_clientget_json) r5rrrrrrrrbreakpoints_width_parambreakpoints_urls r_fetch_breakpointsz%CloudinaryResource._fetch_breakpointss  &KOOK4 OOK6  __\59  __\26 $)9:$uZ04789 "l"s"s9+Zd#t#f55dnnF]_movw$$_599-NNrc |jd}|r|S|jdrmtjj|jfi|}|sA |j|fi|}|r+tjj|j|fi||s|j|}|S#t $r9}t jdj|jYd}~d}~wwxYw)a: Helper function. Gets from cache or calculates srcset breakpoints using provided parameters :param srcset_data: A dictionary containing the following keys: breakpoints A list of breakpoints. min_width Minimal width of the srcset images max_width Maximal width of the srcset images max_images Number of srcset images to generate :param options: Additional options :return: Resulting breakpoints r use_cachez.Failed getting responsive breakpoints: {error})errorN) r;r instancerrr rrr)messagesetr)r5rrres r_get_or_generate_breakpointsz/CloudinaryResource._get_or_generate_breakpointss"oom4   ??; '6??CCDNN^V]^Km"9$"9"9+"Q"QK099==dnnke]de44[AK$mNN#S#Z#Zabajaj#Z#kllmsB)) C+2/C&&C+c |sy| t}dj|Dcgc]4}djtj|j ||||6c}Scc}w)aj Helper function. Generates srcset attribute value of the HTML img tag. :param breakpoints: A list of breakpoints. :param transformation: Custom transformation :param options: Additional options :return: Resulting srcset attribute value :raises ValueError: In case of invalid or missing parameters N, z{0} {1}w)rFjoinr)r rr)r5rrrws r_generate_srcset_attributez-CloudinaryResource._generate_srcset_attributesp  !!VNyyEPR@A%++E,G,G NNA~w-89:<RS SRs9Ac8|sydjd|DS)z Helper function. Generates sizes attribute value of the HTML img tag. :param breakpoints: A list of breakpoints. :return: Resulting 'sizes' attribute value Nrc3@K|]}dj|yw)z(max-width: {bp}px) {bp}px)bpN)r))rr s rrz?CloudinaryResource._generate_sizes_attribute..sZ5<<<CZs)r)rs r_generate_sizes_attributez,CloudinaryResource._generate_sizes_attributesyyZkZZZrc 4t}|s|Sd}d|vr?|j|fi|}|jd}|j||fi|}|r||d<d|vr@|jddur-|s|j|fi|}|j |}|r||d<|S)a Helper function. Generates srcset and sizes attributes of the image tag Create both srcset and sizes here to avoid fetching breakpoints twice :param attributes: Existing attributes :param srcset_data: A dictionary containing the following keys: breakpoints A list of breakpoints. min_width Minimal width of the srcset images max_width Maximal width of the srcset images. max_images Number of srcset images to generate. :param options: Additional options :return: The responsive attributes NsrcsetrsizesT)rFrr;rr ) r5 attributesrrresponsive_attributesrr srcset_attr sizes_attrs r%_generate_image_responsive_attributesz8CloudinaryResource._generate_image_responsive_attributess !%( ( : %;$;;KS7SK(__-=>N9$99+~aY`aK2=%h/ * $)AT)I?d?? WwW 77 DJ1;%g.$$rc |jd|jdk(r|j||jdt }|jdt }t }t |trBt jxs t }|j}|j|n d|vr||d<|jdi|\}}|jdt j}|jdd}|jdd} |s| rP|sN||d <|rd nd } d |vr | d |d zz } | |d <|jdt j}|dk(rt}|j||fi|} | rdD]} |j| d|j| |j||r||d<djt!j"|S)zx Generates HTML img tag :param options: Additional options :return: Resulting img tag rvideorr  client_hints responsiveFhidpizdata-srczcld-responsivez cld-hidpiclassrresponsive_placeholderblank>widthheightNsrcz r)r;rrrErFrGrr copyr3rrrCL_BLANKrr)r html_attrs) r5rcustom_attributes srcset_optionrrattrsrrrclassesresponsive_attrsrAs rrzCloudinaryResource.images ;;(:(: ;w F  ' ' 0#KK df= Hdf5 f mT * (//3TVK%**,K   } -00.;!(+%T%%00 Uyy1F1FG YY|U3  '5) % #E* *4&+G%3w//$E'N))4fh6U6UVCg~E4EEFWYdphop * % #t$ %  %& &' E%L##E$4$4U$;<Jw  J &#->>-#@Jx z !*X*> NN8T *rcd|vr|jdd|i|S|d}t|ts|Sd|vr|jdd|i|Stj|dfi|dS)z Helper function for video tag, generates video poster URL :param source: The public ID of the resource :param video_options: Additional options :return: Resulting video poster URL r2rrr)r'rGrFr rX)r5sourcer3poster_optionss r_generate_video_poster_attrz.CloudinaryResource._generate_video_poster_attrs = ('4''J&JMJ J&x0.$/! ! n ,'4''K&KNK K##N;$?R>RSTUUrc g}|jdg}|jdg}|jdi}|rt|tr|D]}|j}|j |j di|j dd} t j|fd| i|d} |j d g} |jd jt j| |j| | d  |S|s|j}t|ttfs|S|D]} |j}|j |j | it j|fd| i|d} |jd jt j| |j| d  |S) a Helper function for video tag, populates source tags from provided options. source_types and sources are mutually exclusive, only one of them can be used. If both are not provided, source types are used (for backwards compatibility) :param source: The public ID of the video :param options: Additional options :return: Resulting source tags (may be empty) sources source_typessource_transformationrrrr)rrz)rr)r)rErGrHrr3r;r rXrr)r r.rr+) r5r6r source_tags video_sourcesr;r< source_datar source_typerrs r_populate_video_source_tagsz.CloudinaryResource._populate_video_source_tagss  Ir2 {{>26 ' ,CR H Z t<, t !(%%koo6G&LM)oofb9 **6X+XXYZ[$26""#:#A#A$//TEZEZ[fhnEo0pq$B$st  t 446L,u 6 ' hK$\\^N  ! !"7";";K"L M&&vTkT^TUVWC   6== ++CAVAVWbAc,de > g h  hrc x|jd|j}|jdtj}|sDt j dj dj|jd|}n|}|jdt}|jdd}|jdd}|j}d |vr|j|||d <d |vr|jxsd |d <|j||} | s|d ztj |d z}tj"|fi|\} } | s| |d<|j%| } | j'|djd| D} dj tj(| | |}|S)a] Creates an HTML video tag for the provided +source+ Examples: CloudinaryResource("mymovie.mp4").video() CloudinaryResource("mymovie.mp4").video(source_types = 'webm') CloudinaryResource("mymovie.ogv").video(poster = "myspecialplaceholder.jpg") CloudinaryResource("mymovie.webm").video(source_types = ['webm', 'mp4'], poster = {'effect': 'sepia'}) :param options: * source_types - Specify which source type the tag should include. defaults to webm, mp4 and ogv. * sources - Similar to source_types, but may contain codecs list. source_types and sources are mutually exclusive, only one of them can be used. If both are not provided, default source types are used. * source_transformation - specific transformations to use for a specific source type. * poster - override default thumbnail: * url: provide an ad hoc url * options: with specific poster transformations and/or Cloudinary +:public_id+ :return: Video tag ruse_fetch_formatz\.({0})$|rrfallback_contentr;r2rrrrrc32K|]}t|ywr9)r)rxs rrz+CloudinaryResource.video.. s:c!f:sz/)rr:fallback)r;rrrCr?subr)rrrErFrr8rrAr build_arrayrXr4r3r )r5rrrCr6r!rHr;r7r= video_urlr3r sources_strhtmls rrzCloudinaryResource.videos2KK T^^< ";;'968;T;TUVVK..sxx8Q8Q8S/TUWY[deFF#KK df=;;126{{>26   , , $ @ @ XGH  ' )'+'9'9'DWGO $66vwG c\E$5$5l$CA$FFF#(#7#7#J'#J ='0 e $77 F +,gg:k:: @GG'' 3[S[H] rc g}d|vr#|jdj|dd|vr#|jdj|ddj|S)Nrz(min-width: {}px)rz(max-width: {}px)z and )rr)r) media_optionsmedia_query_conditionss r__generate_media_attrz(CloudinaryResource.__generate_media_attrsh!# - ' " ) )*=*D*D]S^E_*` a - ' " ) )*=*D*D]S^E_*` a||233rc |jdxsi}tjxs t}|j }|j |j dt|j||fi|}|j |d|vr|jdi|\|d<}d|vr)|jdi|jdi}|r||d<djtj|S)Nrr mediaz r) r;rr rFrr3rErr(_CloudinaryResource__generate_media_attrr)r r )r5rr#rr%_ media_attrs rr6zCloudinaryResource.sources L)/Rhoo/ !&&( 7;;x89E4EEe[d\cd %& 5 !1!1!1!>rc g}|jdxs t}|D]bt|}dvrtj|d}t fddD|d<|j |jdi|d|j |jdi|djdj|S) Nr:rc36K|]}|vs||fywr9r)rrKr6s rrz-CloudinaryResource.picture..9s"(kA_`dj_j!VAY(ks  )rrrSz{}rr) rErHrr chain_transformationsrFrr6rr)r)r5rsub_tagsr: curr_optionsr6s @rpicturezCloudinaryResource.picture0s++i(2DF 9F#G,L6)$::<P`Iab $((kA[(k$kL ! 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