Created
September 17, 2012 20:04
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PowerShell function to convert Markdown to HTML via Github API
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| <# | |
| .SYNOPSIS | |
| Converts Markdown formatted text to HTML. | |
| .DESCRIPTION | |
| Converts Markdown formatted text to HTML using the Github API. Output is "flavored" depending on | |
| the chosen mode. The default output flavor is 'Markdown' and includes Syntax highlighting and | |
| Github stylesheets. | |
| Based on the Ruby version by Brett Terpstra: | |
| http://brettterpstra.com/easy-command-line-github-flavored-markdown/ | |
| About Markdown: http://daringfireball.net/projects/markdown/ | |
| .EXAMPLE | |
| ConvertFrom-Markdown -InputObject (Get-Content .\README.md -Raw) | |
| .EXAMPLE | |
| Get-Content .\README.md -Raw | ConvertFrom-Markdown | clip.exe | |
| .EXAMPLE | |
| dir *.md | % {gc $_ -Raw | ConvertFrom-Markdown | Out-File -FilePath "$($_.Name.TrimEnd(".md")).html"} | |
| #> | |
| function ConvertFrom-Markdown { | |
| [CmdletBinding()] | |
| Param( | |
| [Parameter( | |
| Mandatory=$true, | |
| ValueFromPipeline=$true, | |
| Position=0)] | |
| [PSObject[]]$InputObject | |
| ) | |
| Begin { | |
| $URL = "https://api.github.com/markdown" | |
| } | |
| Process { | |
| Foreach ($item in $InputObject) { | |
| $object = New-Object -TypeName psobject | |
| $object | Add-Member -MemberType NoteProperty -Name 'text' -Value ($item | Out-String) | |
| $object | Add-Member -MemberType NoteProperty -Name 'mode' -Value 'markdown' | |
| $response = Invoke-WebRequest -Method Post -Uri $url -Body ($object | ConvertTo-Json) | |
| if ($response.StatusCode -eq "200") { | |
| $HtmlOutput = @" | |
| <!DOCTYPE HTML> | |
| <html lang="en-US"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title></title> | |
| <style> | |
| html,body{color:black}*{margin:0;padding:0}body{font:13.34px helvetica,arial,freesans,clean,sans-serif;-webkit-font-smoothing:subpixel-antialiased;line-height:1.4;padding:3px;background:#fff;border-radius:3px;-moz-border-radius:3px;-webkit-border-radius:3px}p{margin:1em 0}a{color:#4183c4;text-decoration:none}#wrapper{background-color:#fff;padding:30px;font-size:14px;line-height:1.6;width:900px;margin:15px auto;}@media screen{#wrapper{box-shadow:0 0 0 1px #cacaca,0 0 0 4px #eee}}#wrapper>*:first-child{margin-top:0!important}#wrapper>*:last-child{margin-bottom:0!important}h1,h2,h3,h4,h5,h6{margin:20px 0 10px;padding:0;font-weight:bold;-webkit-font-smoothing:subpixel-antialiased;cursor:text}h1{font-size:28px;color:#000}h2{font-size:24px;border-bottom:1px solid #ccc;color:#000}h3{font-size:18px;color:#333}h4{font-size:16px;color:#333}h5{font-size:14px;color:#333}h6{color:#777;font-size:14px}p,blockquote,ul,ol,dl,table,pre{margin:15px 0}ul,ol{padding-left:30px}hr{background:transparent url(data:image/png;base64,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) repeat-x 0 0;border:0 none;color:#ccc;height:4px;padding:0}#wrapper>h2:first-child,#wrapper>h1:first-child,#wrapper>h1:first-child+h2,#wrapper>h3:first-child,#wrapper>h4:first-child,#wrapper>h5:first-child,#wrapper>h6:first-child{margin-top:0;padding-top:0}a:first-child h1,a:first-child h2,a:first-child h3,a:first-child h4,a:first-child h5,a:first-child h6{margin-top:0;padding-top:0}h1+p,h2+p,h3+p,h4+p,h5+p,h6+p{margin-top:0}ul li>:first-child,ol li>:first-child{margin-top:0}dl{padding:0}dl dt{font-size:14px;font-weight:bold;font-style:italic;padding:0;margin:15px 0 5px}dl dt:first-child{padding:0}dl dt>:first-child{margin-top:0}dl dt>:last-child{margin-bottom:0}dl dd{margin:0 0 15px;padding:0 15px}dl dd>:first-child{margin-top:0}dl dd>:last-child{margin-bottom:0}blockquote{border-left:4px solid #DDD;padding:0 15px;color:#777}blockquote>:first-child{margin-top:0}blockquote>:last-child{margin-bottom:0}table{border-collapse:collapse;border-spacing:0;font-size:100%;font:inherit}table th{font-weight:bold}table th,table td{border:1px solid #ccc;padding:6px 13px}table tr{border-top:1px solid #ccc;background-color:#fff}table tr:nth-child(2n){background-color:#f8f8f8}img{max-width:100%}code,tt{margin:0 2px;padding:0 5px;white-space:nowrap;border:1px solid #eaeaea;background-color:#f8f8f8;border-radius:3px}pre>code{margin:0;padding:0;white-space:pre;border:0;background:transparent}.highlight pre,pre{background-color:#f8f8f8;border:1px solid #ccc;font-size:13px;line-height:19px;overflow:auto;padding:6px 10px;border-radius:3px}pre code,pre tt{background-color:transparent;border:0}.poetry pre{font-family:Georgia,Garamond,serif!important;font-style:italic;font-size:110%!important;line-height:1.6em;display:block;margin-left:1em}.poetry pre code{font-family:Georgia,Garamond,serif!important;word-break:break-all;word-break:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;hyphens:auto;white-space:pre-wrap}sup,sub,a.footnote{font-size:1.4ex;height:0;line-height:1;vertical-align:super;position:relative}sub{vertical-align:sub;top:-1px}@media print{body{background:#fff}img,pre,blockquote,table,figure{page-break-inside:avoid}#wrapper{background:#fff;border:0}code{background-color:#fff;color:#444!important;padding:0 .2em;border:1px solid #dedede}pre code{background-color:#fff!important;overflow:visible}pre{background:#fff}}@media screen{body.inverted,.inverted #wrapper,.inverted hr .inverted p,.inverted td,.inverted li,.inverted h1,.inverted h2,.inverted h3,.inverted h4,.inverted h5,.inverted h6,.inverted th,.inverted .math,.inverted caption,.inverted dd,.inverted dt,.inverted blockquote{color:#eee!important;border-color:#555}.inverted td,.inverted th{background:#333}.inverted pre,.inverted code,.inverted tt{background:#444!important}.inverted h2{border-color:#555}.inverted hr{border-color:#777;border-width:1px!important}::selection{background:rgba(157,193,200,.5)}h1::selection{background-color:rgba(45,156,208,.3)}h2::selection{background-color:rgba(90,182,224,.3)}h3::selection,h4::selection,h5::selection,h6::selection,li::selection,ol::selection{background-color:rgba(133,201,232,.3)}code::selection{background-color:rgba(0,0,0,.7);color:#eee}code span::selection{background-color:rgba(0,0,0,.7)!important;color:#eee!important}a::selection{background-color:rgba(255,230,102,.2)}.inverted a::selection{background-color:rgba(255,230,102,.6)}td::selection,th::selection,caption::selection{background-color:rgba(180,237,95,.5)}.inverted{background:#0b2531}.inverted #wrapper,.inverted{background:rgba(37,42,42,1)}.inverted a{color:rgba(172,209,213,1)}}.highlight .c{color:#998;font-style:italic}.highlight .err{color:#a61717;background-color:#e3d2d2}.highlight .k{font-weight:bold}.highlight .o{font-weight:bold}.highlight .cm{color:#998;font-style:italic}.highlight .cp{color:#999;font-weight:bold}.highlight .c1{color:#998;font-style:italic}.highlight .cs{color:#999;font-weight:bold;font-style:italic}.highlight .gd{color:#000;background-color:#fdd}.highlight .gd .x{color:#000;background-color:#faa}.highlight .ge{font-style:italic}.highlight .gr{color:#a00}.highlight .gh{color:#999}.highlight .gi{color:#000;background-color:#dfd}.highlight .gi .x{color:#000;background-color:#afa}.highlight .go{color:#888}.highlight .gp{color:#555}.highlight .gs{font-weight:bold}.highlight .gu{color:#800080;font-weight:bold}.highlight .gt{color:#a00}.highlight .kc{font-weight:bold}.highlight .kd{font-weight:bold}.highlight .kn{font-weight:bold}.highlight .kp{font-weight:bold}.highlight .kr{font-weight:bold}.highlight .kt{color:#458;font-weight:bold}.highlight .m{color:#099}.highlight .s{color:#d14}.highlight .na{color:#008080}.highlight .nb{color:#0086b3}.highlight .nc{color:#458;font-weight:bold}.highlight .no{color:#008080}.highlight .ni{color:#800080}.highlight .ne{color:#900;font-weight:bold}.highlight .nf{color:#900;font-weight:bold}.highlight .nn{color:#555}.highlight .nt{color:#000080}.highlight .nv{color:#008080}.highlight .ow{font-weight:bold}.highlight .w{color:#bbb}.highlight .mf{color:#099}.highlight .mh{color:#099}.highlight .mi{color:#099}.highlight .mo{color:#099}.highlight .sb{color:#d14}.highlight .sc{color:#d14}.highlight .sd{color:#d14}.highlight .s2{color:#d14}.highlight .se{color:#d14}.highlight .sh{color:#d14}.highlight .si{color:#d14}.highlight .sx{color:#d14}.highlight .sr{color:#009926}.highlight .s1{color:#d14}.highlight .ss{color:#990073}.highlight .bp{color:#999}.highlight .vc{color:#008080}.highlight .vg{color:#008080}.highlight .vi{color:#008080}.highlight .il{color:#099}.highlight .gc{color:#999;background-color:#eaf2f5}.type-csharp .highlight .k{color:#00F}.type-csharp .highlight .kt{color:#00F}.type-csharp .highlight .nf{color:#000;font-weight:normal}.type-csharp .highlight .nc{color:#2b91af}.type-csharp .highlight .nn{color:#000}.type-csharp .highlight .s{color:#a31515}.type-csharp .highlight .sc{color:#a31515} | |
| </style> | |
| </head> | |
| <body> | |
| <div id="wrapper"> | |
| $($response.Content) | |
| </div> | |
| </body> | |
| </html> | |
| "@ | |
| Write-Output $HtmlOutput | |
| } | |
| else { "Error: $($response.StatusCode)" } | |
| } | |
| } | |
| End { | |
| #$objects.count | |
| } | |
| } |
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This was great, used the relevant bits easily, thank you!