94 lines
2.1 KiB
Svelte
94 lines
2.1 KiB
Svelte
<script>
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import { createEventDispatcher } from "svelte";
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import { formatDataVolume, formatDate } from "../../util/Formatting.svelte"
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import ZipItem from "./ZipItem.svelte";
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import IconBlock from "../../file_viewer/viewers/IconBlock.svelte";
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import TextBlock from "../../file_viewer/viewers/TextBlock.svelte";
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import { fs_node_icon, fs_path_url } from "../FilesystemUtil";
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let dispatch = createEventDispatcher()
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export let state
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let status = "loading"
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let zip = {
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size: 0,
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children: null,
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}
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let uncomp_size = 0
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let comp_ratio = 0
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export const update = async () => {
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dispatch("loading", true)
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try {
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let resp = await fetch(fs_path_url(state.base.path)+"?zip_info")
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if (resp.status >= 400) {
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status = "parse_failed"
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return
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}
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zip = await resp.json()
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uncomp_size = recursive_size(zip)
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comp_ratio = (uncomp_size / state.base.file_size)
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} catch (err) {
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console.error(err)
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} finally {
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dispatch("loading", false)
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}
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status = "finished"
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}
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const recursive_size = (file) => {
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let size = file.size
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// If the file has children (array is iterable) we call this function on all
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// the children and add the size to our size accumulator
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if (file.children.forEach) {
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file.children.forEach(child => {
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size += recursive_size(child)
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});
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}
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// Return the total size of this file and all its children
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return size
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}
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</script>
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<h1>{state.base.name}</h1>
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<IconBlock icon_href={fs_node_icon(state.base, 256, 256)}>
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Compressed size: {formatDataVolume(state.base.file_size, 3)}<br/>
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Uncompressed size: {formatDataVolume(uncomp_size, 3)} (Ratio: {comp_ratio.toFixed(2)}x)<br/>
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Uploaded on: {formatDate(state.base.created, true, true, true)}
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<br/>
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<button class="button_highlight" on:click={() => {dispatch("download")}}>
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<i class="icon">download</i>
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<span>Download</span>
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</button>
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</IconBlock>
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{#if status === "finished"}
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<TextBlock>
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<h2>Files in this zip archive</h2>
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<ZipItem item={zip} />
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</TextBlock>
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{:else if status === "parse_failed"}
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<TextBlock>
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<p>
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Zip archive could not be parsed. It may be corrupted.
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</p>
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</TextBlock>
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{/if}
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<style>
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h1 {
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text-shadow: 1px 1px 3px var(--shadow_color);
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line-break: anywhere;
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}
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</style>
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