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distribusi-go
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fix: strip really verbose logs 

See https://git.vvvvvvaria.org/decentral1se/distribusi-go/issues/7
decentral1se 3 years ago
parent
cdb5af3b9b
commit
b69578d0ac
No known key found for this signature in database GPG Key ID: 3789458B3D0C410
1 changed files with 90 additions and 35 deletions
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  1. 125
      distribusi.go

125
distribusi.go
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@ -42,6 +42,8 @@ var port = ":3000"
// exiftooInstalled tells us if the exiftool binary is installed or not.
var exiftoolInstalled = true
var logStripMsg = "...stripped from logs for brevity..."
// generatedInDistribusi is an internal marker to help recognise when
// distribusi-go has generated files.
var generatedInDistribusi = "<meta name='generator' content='distribusi-go' />"
@ -114,24 +116,41 @@ type htmlTag = string
// htmlTags is a fileType/subType to htmlTag mapping for HTML generation purposes.
var htmlTags = map[fileType]map[subType]htmlTag{
"text": {
"html": "<section id=\"%s\">%s</section>",
"generic": "<pre>%s</pre>",
"html": `<section id="%s">%s</section>`,
"generic": `<pre>%s</pre>`,
},
"image": {
"thumbnail": "<figure><a href=\"%s\"><img class='thumbnail' src='data:image/jpg;base64,%s'></a><figcaption>%s</figcaption></figure>",
"generic": "<figure><a href=\"%s\"><img class='%s' loading='lazy' src=\"%s\"/></a><figcaption>%s</figcaption></figure>",
"thumbnail": trimAllNewlines(`<figure>
<a href="%s">
<img class="thumbnail" src="data:image/jpg;base64,%s">
</a>
<figcaption>%s</figcaption>
</figure>`),
"generic": trimAllNewlines(`<figure>
<a href="%s">
<img class=%s loading="lazy" src="%s"/>
</a>
<figcaption>%s</figcaption>
</figure>`),
},
"application": {
"pdf": "<object data=\"%s\" class='pdf' type='application/pdf'><embed src=\"%s\" type='application/pdf'/></object>",
"pdf": trimAllNewlines(`<object data="%s" class="pdf" type="application/pdf">
<embed src="%s" type="application/pdf"/>
</object>`),
},
"audio": {
"generic": "<audio controls> <source src=\"%s\" type='audio/%s'> Your browser does not support the audio element. </audio>",
"generic": trimAllNewlines(`<audio controls>
<source src="%s" type="audio/%s">
Your browser does not support the audio element.
</audio>`),
},
"video": {
"generic": "<video controls> <source src=\"%s\" type='video/%s'> </video>",
"generic": trimAllNewlines(`<video controls>
<source src="%s" type="video/%s">
</video>`),
},
"unknown": {
"generic": "<a class='%s' href=\"%s\">%s</a>",
"generic": `<a class="%s" href="%s">%s</a>`,
},
}
@ -283,7 +302,7 @@ Example:
if c.Bool("serve") {
go func() {
logrus.Debug("starting up web server")
logrus.Debug("attempting to start up the web server")
if err := serveHTTP(root); err != nil {
ch <- err
@ -423,7 +442,7 @@ func distribusify(c *cli.Context, root string, ignore []string) error {
continue
}
unknown, href, err := getHref(c, file, mtype)
unknown, href, err := mkHref(c, file, mtype)
if err != nil {
logrus.Debugf("failed to generate href for %s", file)
continue
@ -570,11 +589,18 @@ func trimFinalNewline(contents []byte) string {
return strings.TrimSuffix(string(contents), "\n")
}
// getHref figures out which href tag corresponds to which file by navigating
// trimAllNewlines removes all new lines.
func trimAllNewlines(contents string) string {
return strings.ReplaceAll(string(contents), "\n", "")
}
// mkHref figures out which href tag corresponds to which file by navigating
// the mimetype. If a type of file is unknown, this is signalled via the bool
// return value.
func getHref(c *cli.Context, fpath string, mtype string) (bool, string, error) {
func mkHref(c *cli.Context, fpath string, mtype string) (bool, string, error) {
var href string
var hrefTemplate string
var strippedDebugOutput string
var unknown bool
fname := filepath.Base(fpath)
@ -587,9 +613,13 @@ func getHref(c *cli.Context, fpath string, mtype string) (bool, string, error) {
}
if stype == "html" {
href = fmt.Sprintf(htmlTags[ftype][stype], fname, trimFinalNewline(fcontents))
hrefTemplate = htmlTags[ftype][stype]
href = fmt.Sprintf(hrefTemplate, fname, trimFinalNewline(fcontents))
strippedDebugOutput = fmt.Sprintf(hrefTemplate, fname, logStripMsg)
} else {
href = fmt.Sprintf(htmlTags[ftype]["generic"], trimFinalNewline(fcontents))
hrefTemplate = htmlTags[ftype]["generic"]
href = fmt.Sprintf(hrefTemplate, trimFinalNewline(fcontents))
strippedDebugOutput = fmt.Sprintf(hrefTemplate, logStripMsg)
}
} else if ftype == "image" {
caption, err := getCaption(c, fpath)
@ -598,33 +628,46 @@ func getHref(c *cli.Context, fpath string, mtype string) (bool, string, error) {
}
if stype == "gif" {
href = fmt.Sprintf(htmlTags[ftype]["generic"], fname, stype, fname, caption)
hrefTemplate = htmlTags[ftype]["generic"]
href = fmt.Sprintf(hrefTemplate, fname, stype, fname, caption)
} else {
thumb, err := genThumb(c, fpath, caption)
if err != nil {
hrefTemplate = htmlTags[ftype]["generic"]
href = fmt.Sprintf(hrefTemplate, fname, stype, fname, caption)
logrus.Debugf("failed to generate thumbnail for %s, showing original image", fpath)
href = fmt.Sprintf(htmlTags[ftype]["generic"], fname, stype, fname, caption)
} else {
href = fmt.Sprintf(htmlTags[ftype]["thumbnail"], fname, thumb, caption)
hrefTemplate = htmlTags[ftype]["thumbnail"]
href = fmt.Sprintf(hrefTemplate, fname, thumb, caption)
strippedDebugOutput = fmt.Sprintf(hrefTemplate, fname, logStripMsg, caption)
}
}
} else if ftype == "application" {
if stype == "pdf" {
href = fmt.Sprintf(htmlTags[ftype][stype], fname, fname)
hrefTemplate = htmlTags[ftype][stype]
href = fmt.Sprintf(hrefTemplate, fname, fname)
} else {
unknown = true
href = fmt.Sprintf(htmlTags["unknown"]["generic"], stype, fname, fname)
hrefTemplate = htmlTags["unknown"]["generic"]
href = fmt.Sprintf(hrefTemplate, stype, fname, fname)
}
} else if ftype == "audio" {
href = fmt.Sprintf(htmlTags[ftype]["generic"], fname, stype)
hrefTemplate = htmlTags[ftype]["generic"]
href = fmt.Sprintf(hrefTemplate, fname, stype)
} else if ftype == "video" {
href = fmt.Sprintf(htmlTags[ftype]["generic"], fname, stype)
hrefTemplate = htmlTags[ftype]["generic"]
href = fmt.Sprintf(hrefTemplate, fname, stype)
} else {
unknown = true
href = fmt.Sprintf(htmlTags["unknown"]["generic"], stype, fname, fname)
hrefTemplate = htmlTags["unknown"]["generic"]
href = fmt.Sprintf(hrefTemplate, stype, fname, fname)
}
logrus.Debugf("generated href for %s: %s", fname, href)
if strippedDebugOutput != "" {
logrus.Debugf("%s was wrapped in: %s", fname, strippedDebugOutput)
} else {
logrus.Debugf("%s was wrapped in: %s", fname, href)
}
return unknown, href, nil
}
@ -632,31 +675,43 @@ func getHref(c *cli.Context, fpath string, mtype string) (bool, string, error) {
// mkDiv cosntructs a HTML div for inclusion in the generated index.html.
func mkDiv(c *cli.Context, mtype string, href, fname string, unknown bool) (string, error) {
var div string
var divTemplate string
var strippedDebugOutput string
filename := fmt.Sprintf("<span class='filename'>%s</span>", fname)
ftype, stype := parseMtype(mtype)
if ftype == "text" {
divTag := "<div id=\"%s\" class='%s'>%s%s</div>"
div = fmt.Sprintf(divTag, fname, ftype, href, filename)
divTemplate = "<div id=\"%s\" class='%s'>%s%s</div>"
div = fmt.Sprintf(divTemplate, fname, ftype, href, filename)
strippedDebugOutput = fmt.Sprintf(divTemplate, fname, ftype, logStripMsg, filename)
} else if ftype == "os" {
divTag := "<div id=\"%s\" class='x-%s'>%s</div>"
div = fmt.Sprintf(divTag, fname, stype, href)
if stype == "directory" {
divTemplate = "<div id=\"%s\" class='x-%s'>%s</div>"
div = fmt.Sprintf(divTemplate, fname, stype, href)
} else {
// don't include filename since link already has it
divTemplate = "<div id=\"%s\" class='%s'>%s</div>"
div = fmt.Sprintf(divTemplate, fname, ftype, href)
}
} else {
if unknown {
// we really don't know what this is, so the filename is the href and we
// avoid adding it again
divTag := "<div id=\"%s\" class='%s'>%s</div>"
div = fmt.Sprintf(divTag, fname, ftype, href)
// don't include filename since link already has it
divTemplate = "<div id=\"%s\" class='%s'>%s</div>"
div = fmt.Sprintf(divTemplate, fname, ftype, href)
} else {
// images, videos, etc. still get a filename
divTag := "<div id=\"%s\" class='%s'>%s%s</div>"
div = fmt.Sprintf(divTag, fname, ftype, href, filename)
divTemplate = "<div id=\"%s\" class='%s'>%s%s</div>"
div = fmt.Sprintf(divTemplate, fname, ftype, href, filename)
strippedDebugOutput = fmt.Sprintf(divTemplate, fname, ftype, logStripMsg, filename)
}
}
logrus.Debugf("generated div wrapper for %s: %s", fname, div)
if strippedDebugOutput != "" {
logrus.Debugf("%s was wrapped in: %s", fname, strippedDebugOutput)
} else {
logrus.Debugf("%s was wrapped in: %s", fname, div)
}
return div, nil
}

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