From a55b98e07ac9e42a2f82effa1002102a20f09f5d Mon Sep 17 00:00:00 2001
From: Peaceultime <clem31470@gmail.com>
Date: Wed, 10 Jan 2024 00:09:43 +0100
Subject: [PATCH] Add empty link security

---
 components/content/prose/ProseA.vue | 109 ++++++++++++++--------------
 1 file changed, 55 insertions(+), 54 deletions(-)

diff --git a/components/content/prose/ProseA.vue b/components/content/prose/ProseA.vue
index 72cde57..9867e1d 100644
--- a/components/content/prose/ProseA.vue
+++ b/components/content/prose/ProseA.vue
@@ -34,38 +34,36 @@ const link = (props.href.startsWith('/') ? '' : '/') + (props.href.includes('#')
 const anchor = props.href.includes('#') ? props.href.substring(props.href.indexOf('#'), props.href.length) : '';
 let content = ref<ParsedContentExtended>(), loading = ref(true);
 
-queryContent().where({ _path: new RegExp("/" + sluggify(link) + '$', 'i') }).findOne().then((result: ParsedContentExtended) => {
-    content.value = result;
-    loading.value = false;
-    let body = result.body;
+if(props.href !== '')
+{
+    queryContent().where({ _path: new RegExp("/" + sluggify(link) + '$', 'i') }).findOne().then((result: ParsedContentExtended) => {
+        content.value = result;
+        loading.value = false;
+        let body = result.body;
 
-    if(anchor && result && body)
-    {
-        if(result._type == 'markdown' && (body as MarkdownRoot).children)
-        {
-            body = body as MarkdownRoot;
-            const id = flatten(body?.toc?.links ?? []).find(e => "#" + sluggify(e.id) === anchor);
-            const tag = `h${id?.depth ?? 0}`;
+        if (anchor && result && body) {
+            if (result._type == 'markdown' && (body as MarkdownRoot).children) {
+                body = body as MarkdownRoot;
+                const id = flatten(body?.toc?.links ?? []).find(e => "#" + sluggify(e.id) === anchor);
+                const tag = `h${id?.depth ?? 0}`;
 
-            const startIdx = body.children.findIndex(e => e.tag === tag && e?.props?.id === id?.id) ?? 0;
-            const nbr = body.children.findIndex((e, i) => i > startIdx && e.tag?.match(new RegExp(`h[1-${id?.depth ?? 1}]`)));
+                const startIdx = body.children.findIndex(e => e.tag === tag && e?.props?.id === id?.id) ?? 0;
+                const nbr = body.children.findIndex((e, i) => i > startIdx && e.tag?.match(new RegExp(`h[1-${id?.depth ?? 1}]`)));
 
-            body.children = body.children.splice(startIdx, (nbr === -1 ? body.children.length : nbr) - startIdx);
+                body.children = body.children.splice(startIdx, (nbr === -1 ? body.children.length : nbr) - startIdx);
+            }
+            else if (result._type == 'canvas') {
+                body = body as CanvasContent;
+                const nodes = body?.groups?.find(e => "#" + sluggify(e.name) === anchor)?.nodes;
+
+                body.nodes = body.nodes.filter(e => nodes?.includes(e.id));
+                body.edges = body.edges.filter(e => nodes?.includes(e.fromNode) && nodes?.includes(e.toNode));
+            }
         }
-        else if(result._type == 'canvas')
-        {
-            body = body as CanvasContent;
-            const nodes = body?.groups?.find(e => "#" + sluggify(e.name) === anchor)?.nodes;
-
-            body.nodes = body.nodes.filter(e => nodes?.includes(e.id));
-            body.edges = body.edges.filter(e => nodes?.includes(e.fromNode) && nodes?.includes(e.toNode));
-        }
-    }
-    console.error("Found ", props.href);
-}).catch(() => {
-    loading.value = false;
-    console.error("Cannot find ", props.href);
-});
+    }).catch(() => {
+        loading.value = false;
+    });
+}
 
 const hovered = ref(false), pos = ref<any>();
 let timeout: NodeJS.Timeout;
@@ -94,36 +92,39 @@ function hidePreview(e: Event) {
 </script>
 
 <template >
-    <NuxtLink custom no-prefetch v-slot="{ href: hrefSlot, navigate }" :href="{path: content?._path ?? link, hash: anchor}" :target="target">
-        <a :href="hrefSlot" @click="navigate" @mouseenter="(e) => showPreview(e, true)" @mouseleave="hidePreview" v-bind="$attrs"><slot ></slot></a>
-    </NuxtLink>
-    <Teleport to="body" v-if="hovered && (loading || !!content)">
-        <div class="popover hover-popover is-loaded" :style="pos" @mouseenter="(e) => showPreview(e, false)" @mouseleave="hidePreview">
-            <template v-if="!!content">
-                <div class="markdown-embed" v-if="content._type == 'markdown' && ((content as ParsedContent)?.body?.children?.length ?? 0) > 0">
-                    <div class="markdown-embed-content">
-                        <div class="markdown-preview-view markdown-rendered node-insert-event hide-title">
-                            <div class="markdown-preview-sizer markdown-preview-section" style="padding-bottom: 0px;">
-                                <h1 v-if="content?.title">{{ content?.title }}</h1>
-                                <ContentRenderer :key="content._id" :value="content"/>
+    <template v-if="href !== ''">
+        <NuxtLink custom no-prefetch v-slot="{ href: hrefSlot, navigate }" :href="{ path: content?._path ?? link, hash: anchor }" :target="target">
+            <a :href="hrefSlot" @click="navigate" @mouseenter="(e) => showPreview(e, true)" @mouseleave="hidePreview" v-bind="$attrs"><slot ></slot></a>
+        </NuxtLink>
+        <Teleport to="body" v-if="hovered && (loading || !!content)">
+            <div class="popover hover-popover is-loaded" :style="pos" @mouseenter="(e) => showPreview(e, false)" @mouseleave="hidePreview">
+                <template v-if="!!content">
+                    <div class="markdown-embed" v-if="content._type == 'markdown' && ((content as ParsedContent)?.body?.children?.length ?? 0) > 0">
+                        <div class="markdown-embed-content">
+                            <div class="markdown-preview-view markdown-rendered node-insert-event hide-title">
+                                <div class="markdown-preview-sizer markdown-preview-section" style="padding-bottom: 0px;">
+                                    <h1 v-if="content?.title">{{ content?.title }}</h1>
+                                    <ContentRenderer :key="content._id" :value="content"/>
+                                </div>
                             </div>
                         </div>
                     </div>
-                </div>
-                <div v-else-if="content._type == 'canvas'" class="canvas-embed is-loaded">
-                    <CanvasRenderer :key="content._id" :canvas="(content as Canvas)" />
-                </div>
-                <div class="markdown-embed" v-else>
-                    <div class="not-found-container">
-                        <div class="not-found-image"></div>
-                        <div class="not-found-title">Impossible de prévisualiser</div>
-                        <div class="not-found-description">Cliquez sur le lien pour accéder au contenu</div>
+                    <div v-else-if="content._type == 'canvas'" class="canvas-embed is-loaded">
+                        <CanvasRenderer :key="content._id" :canvas="(content as Canvas)" />
                     </div>
-                </div>
-            </template>
-            <div v-else>
+                    <div class="markdown-embed" v-else>
+                        <div class="not-found-container">
+                            <div class="not-found-image"></div>
+                            <div class="not-found-title">Impossible de prévisualiser</div>
+                            <div class="not-found-description">Cliquez sur le lien pour accéder au contenu</div>
+                        </div>
+                    </div>
+                </template>
+                <div v-else>
 
+                </div>
             </div>
-        </div>
-    </Teleport>
+        </Teleport>
+    </template>
+    <a v-bind="$attrs" v-else><slot></slot></a>
 </template>
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