add base image location

layouts/partials/lazyimg.html

@@ -16,6 +16,7 @@
     "img" . 
     "resizer" (default "responsive" site.Params.lazyimg.resizer) 
     "renderer" (default "lqip" site.Params.lazyimg.renderer)
+    "imageBasePath" (default "/images/lazyimg" site.Params.lazyimg.imageBasePath)
 )}}
 {{ if reflect.IsMap . }}
     {{ $userParams := dict }}

layouts/partials/renderer/_srcset.html

@@ -1,8 +1,9 @@
-{{/* Input: Input: dict {"responsive": [RESOURCE, ...]}. Output: srcset string */}}
-
+{{/* Input: dict {"responsive": [RESOURCE, ...], "imageBasePath": "/images/lazyimg"} */}}
 {{ $images := .responsive }}
+{{ $base := default "/images/lazyimg" .imageBasePath }}
 {{ $srcset := slice }}
 {{ range $images }}
-    {{ $srcset = append (printf "%s %dw" .Permalink .Width) $srcset }}
+  {{ $u := path.Join $base (strings.TrimPrefix "/" .RelPermalink) }}
+  {{ $srcset = append (printf "%s %dw" $u .Width) $srcset }}
 {{ end }}
-{{ return  (delimit $srcset ",\n") }}
+{{ return (delimit $srcset ",\n") }}

layouts/partials/renderer/lqip-webp.html

@@ -3,17 +3,19 @@
 {{ $imgDict := .imgDict }}
 {{ $imgDictFallback := .imgDictFallback }}
 
+{{ $base := default "/images/lazyimg" .imageBasePath }}
 <picture>
-  <source type="image/webp" 
-    {{- with $imgDict.lqip -}}
-        {{- $placeholderB64 := .Content | base64Encode -}}
-        {{- if gt (len $placeholderB64) 2048 }}
-            srcset="{{ .Permalink }}"
-        {{- else }}
-            srcset="data:{{ .MediaType }};base64,{{ $placeholderB64 }}"
-        {{- end }}
-    {{- end -}}
-    {{- with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{- end -}}
-    {{- if $imgDict.responsive -}}{{ with partial "renderer/_srcset" $imgDict }} data-sizes="auto" data-srcset="{{ . }}"{{- end }} {{- end -}}>
-    {{ partial "renderer/lqip" (merge . (dict "imgDict" $imgDictFallback)) }}
-</picture>
+  <source type="image/webp"
+    {{ with $imgDict.lqip -}}
+      {{ $placeholderB64 := .Content | base64Encode }}
+      {{ if gt (len $placeholderB64) 2048 }}
+        {{ $lqipURL := path.Join $base (strings.TrimPrefix "/" .RelPermalink) }}
+        srcset="{{ $lqipURL }}"
+      {{ else }}
+        srcset="data:{{ .MediaType }};base64,{{ $placeholderB64 }}"
+      {{ end }}
+    {{- end }}
+    {{ with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{ end }}
+    {{ if $imgDict.responsive }}{{ with partial "renderer/_srcset" (merge $imgDict (dict "imageBasePath" $base)) }} data-sizes="auto" data-srcset="{{ . }}"{{ end }}{{ end }}>
+  {{ partial "renderer/lqip" (merge . (dict "imgDict" $imgDictFallback "imageBasePath" $base)) }}
+</picture>

layouts/partials/renderer/lqip.html

@@ -2,24 +2,25 @@
 {{ $alt := .alt }}
 {{ $noscriptSupport := .noscript }}
 {{ $imgDict := .imgDict }}
-{{- if $noscriptSupport -}}
-    <noscript>
-        {{ partial "renderer/native" . }}
-    </noscript> 
-{{- end -}}
-<img 
-{{- with $imgDict.lqip -}}
-    {{- $placeholderB64 := .Content | base64Encode -}}
-    {{- if gt (len $placeholderB64) 2048 }}
-        src="{{ .Permalink }}"
-    {{- else }}
-        src="data:{{ .MediaType }};base64,{{ $placeholderB64 }}"
-    {{- end }}
-    data-src="{{ $imgDict.default.Permalink }}" 
-    class="{{ with $class }}{{ . }} {{ end }}blur-up lazyload" 
+{{ if $noscriptSupport }}<noscript>{{ partial "renderer/native" . }}</noscript>{{ end }}
+
+{{ $base := default "/images/lazyimg" .imageBasePath }}
+{{ $defaultURL := path.Join $base (strings.TrimPrefix "/" $imgDict.default.RelPermalink) }}
+
+<img
+{{ with $imgDict.lqip -}}
+  {{ $placeholderB64 := .Content | base64Encode }}
+  {{ if gt (len $placeholderB64) 2048 }}
+    {{ $lqipURL := path.Join $base (strings.TrimPrefix "/" .RelPermalink) }}
+    src="{{ $lqipURL }}"
+  {{ else }}
+    src="data:{{ .MediaType }};base64,{{ $placeholderB64 }}"
+  {{ end }}
+  data-src="{{ $defaultURL }}"
+  class="{{ with $class }}{{ . }} {{ end }}blur-up lazyload"
 {{ else }}
-    src="{{ $imgDict.default.Permalink }}" class="{{ $class }} lazyload" 
-{{- end -}}
-{{- with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{- end -}}
-{{- if $imgDict.responsive -}}{{ with partial "renderer/_srcset" $imgDict }} data-sizes="auto" data-srcset="{{ . }}"{{- end }} {{- end -}}
-{{- with $alt }} alt="{{ . }}" {{- end }}>
+  src="{{ $defaultURL }}" class="{{ $class }} lazyload"
+{{ end -}}
+{{ with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{ end }}
+{{ if $imgDict.responsive }}{{ with partial "renderer/_srcset" (merge $imgDict (dict "imageBasePath" $base)) }} data-sizes="auto" data-srcset="{{ . }}"{{ end }}{{ end }}
+{{ with $alt }} alt="{{ . }}" {{ end }}>

layouts/partials/renderer/native.html

@@ -2,8 +2,11 @@
 {{ $alt := .alt }}
 {{ $imgDict := .imgDict }}
 
-<img src="{{ $imgDict.default.Permalink }}"
-class="{{ $class }}" loading="lazy" 
-{{- with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{- end -}}
-{{- if $imgDict.responsive -}} {{ with partial "renderer/_srcset" $imgDict }} srcset="{{ . }}"{{- end }} {{- end -}}
-{{- with $alt }} alt="{{ . }}" {{- end }}>
+{{ $base := default "/images/lazyimg" .imageBasePath }}
+{{ $src := path.Join $base (strings.TrimPrefix "/" $imgDict.default.RelPermalink) }}
+
+<img src="{{ $src }}"
+  class="{{ $class }}" loading="lazy"
+  {{ with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{ end }}
+  {{ if $imgDict.responsive }}{{ with partial "renderer/_srcset" (merge $imgDict (dict "imageBasePath" $base)) }} srcset="{{ . }}"{{ end }}{{ end }}
+  {{ with $alt }} alt="{{ . }}" {{ end }}>

layouts/partials/renderer/simple.html

@@ -2,12 +2,12 @@
 {{ $alt := .alt }}
 {{ $noscriptSupport := .noscript }}
 {{ $imgDict := .imgDict }}
-{{- if $noscriptSupport -}}
-    <noscript>
-        {{ partial "renderer/native" . }}
-    </noscript> 
-{{- end -}}
-<img data-src="{{ $imgDict.default.Permalink }}" class="{{ $class }} lazyload" 
-{{- with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{- end -}}
-{{- if $imgDict.responsive -}}{{ with partial "renderer/_srcset" $imgDict }} data-sizes="auto" data-srcset="{{ . }}"{{- end }} {{- end -}}
-{{- with $alt }} alt="{{ . }}" {{- end }}>
+{{ if $noscriptSupport }}<noscript>{{ partial "renderer/native" . }}</noscript>{{ end }}
+
+{{ $base := default "/images/lazyimg" .imageBasePath }}
+{{ $dataSrc := path.Join $base (strings.TrimPrefix "/" $imgDict.default.RelPermalink) }}
+
+<img data-src="{{ $dataSrc }}" class="{{ $class }} lazyload"
+  {{ with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{ end }}
+  {{ if $imgDict.responsive }}{{ with partial "renderer/_srcset" (merge $imgDict (dict "imageBasePath" $base)) }} data-sizes="auto" data-srcset="{{ . }}"{{ end }}{{ end }}
+  {{ with $alt }} alt="{{ . }}" {{ end }}>

layouts/partials/renderer/webp.html

@@ -3,9 +3,10 @@
 {{ $imgDict := .imgDict }}
 {{ $imgDictFallback := .imgDictFallback }}
 
+{{ $base := default "/images/lazyimg" .imageBasePath }}
 <picture>
-  <source type="image/webp" 
-    {{- with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{- end -}}
-    {{- if $imgDict.responsive -}}{{ with partial "renderer/_srcset" $imgDict }} data-sizes="auto" data-srcset="{{ . }}"{{- end }} {{- end -}}>
-    {{ partial "renderer/simple" (merge . (dict "imgDict" $imgDictFallback)) }}
-</picture>
+  <source type="image/webp"
+    {{ with $imgDict.default }} height="{{ .Height }}" width="{{ .Width }}" {{ end }}
+    {{ if $imgDict.responsive }}{{ with partial "renderer/_srcset" (merge $imgDict (dict "imageBasePath" $base)) }} data-sizes="auto" data-srcset="{{ . }}"{{ end }}{{ end }}>
+  {{ partial "renderer/simple" (merge . (dict "imgDict" $imgDictFallback "imageBasePath" $base)) }}
+</picture>