84 lines
2.1 KiB
Go
84 lines
2.1 KiB
Go
package interwiki
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import (
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"fmt"
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"github.com/bouncepaw/mycorrhiza/util"
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"log"
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)
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// WikiEngine is an enumeration of supported interwiki targets.
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type WikiEngine string
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const (
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Mycorrhiza WikiEngine = "mycorrhiza"
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Agora WikiEngine = "agora"
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// Generic is any website.
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Generic WikiEngine = "generic"
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)
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func (we WikiEngine) Valid() bool {
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switch we {
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case Mycorrhiza, Agora, Generic:
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return true
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}
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return false
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}
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// Wiki is an entry in the interwiki map.
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type Wiki struct {
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// Name is the name of the wiki, and is also one of the possible prefices.
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Name string `json:"name"`
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// Aliases are alternative prefices you can use instead of Name. This slice can be empty.
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Aliases []string `json:"aliases,omitempty"`
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// URL is the address of the wiki.
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URL string `json:"url"`
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// LinkHrefFormat is a format string for interwiki links. See Mycomarkup internal docs hidden deep inside for more information.
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//
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// This field is optional. If it is not set, it is derived from other data. See the code.
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LinkHrefFormat string `json:"link_href_format"`
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ImgSrcFormat string `json:"img_src_format"`
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// Engine is the engine of the wiki. Invalid values will result in a start-up error.
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Engine WikiEngine `json:"engine"`
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}
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func (w *Wiki) canonize() {
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switch {
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case w.Name == "":
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log.Fatalln("Cannot have a wiki in the interwiki map with no name")
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case w.URL == "":
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log.Fatalf("Wiki ‘%s’ has no URL\n", w.Name)
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case !w.Engine.Valid():
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log.Fatalf("Unknown engine ‘%s’ for wiki ‘%s’\n", w.Engine, w.Name)
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}
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w.Name = util.CanonicalName(w.Name)
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for i, alias := range w.Aliases {
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w.Aliases[i] = util.CanonicalName(alias)
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}
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if w.LinkHrefFormat == "" {
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switch w.Engine {
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case Mycorrhiza:
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w.LinkHrefFormat = fmt.Sprintf("%s/hypha/{NAME}", w.URL)
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case Agora:
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w.LinkHrefFormat = fmt.Sprintf("%s/node/{NAME}", w.URL)
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default:
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w.LinkHrefFormat = fmt.Sprintf("%s/{NAME}", w.URL)
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}
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}
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if w.ImgSrcFormat == "" {
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switch w.Engine {
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case Mycorrhiza:
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w.ImgSrcFormat = fmt.Sprintf("%s/binary/{NAME}", w.URL)
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default:
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w.ImgSrcFormat = fmt.Sprintf("%s/{NAME}", w.URL)
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}
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}
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}
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