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sections_endpoint.go
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/
sections_endpoint.go
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// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
//
// This software (Documize Community Edition) is licensed under
// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
//
// You can operate outside the AGPL restrictions by purchasing
// Documize Enterprise Edition and obtaining a commercial license
// by contacting <sales@documize.com>.
//
// https://documize.com
package endpoint
import (
"encoding/json"
"net/http"
"github.com/documize/community/core/api/entity"
"github.com/documize/community/core/api/request"
"github.com/documize/community/core/api/util"
"github.com/documize/community/core/log"
"github.com/documize/community/core/section/provider"
)
// GetSections returns available smart sections.
func GetSections(w http.ResponseWriter, r *http.Request) {
method := "GetSections"
json, err := json.Marshal(provider.GetSectionMeta())
if err != nil {
writeJSONMarshalError(w, method, "section", err)
return
}
writeSuccessBytes(w, json)
}
// RunSectionCommand passes UI request to section handler.
func RunSectionCommand(w http.ResponseWriter, r *http.Request) {
method := "WebCommand"
p := request.GetPersister(r)
query := r.URL.Query()
documentID := query.Get("documentID")
sectionName := query.Get("section")
// Missing value checks
if len(documentID) == 0 {
writeMissingDataError(w, method, "documentID")
return
}
if len(sectionName) == 0 {
writeMissingDataError(w, method, "section")
return
}
// Note that targetMethod query item can be empty --
// it's up to the section handler to parse if required.
// Permission checks
if !p.CanChangeDocument(documentID) {
writeForbiddenError(w)
return
}
if !p.Context.Editor {
writeForbiddenError(w)
return
}
if !provider.Command(sectionName, provider.NewContext(p.Context.OrgID, p.Context.UserID), w, r) {
log.ErrorString("Unable to run provider.Command() for: " + sectionName)
writeNotFoundError(w, "RunSectionCommand", sectionName)
}
}
// RefreshSections updates document sections where the data
// is externally sourced.
func RefreshSections(w http.ResponseWriter, r *http.Request) {
method := "RefreshSections"
p := request.GetPersister(r)
query := r.URL.Query()
documentID := query.Get("documentID")
if len(documentID) == 0 {
writeMissingDataError(w, method, "documentID")
return
}
if !p.CanViewDocument(documentID) {
writeForbiddenError(w)
return
}
// Return payload
var pages []entity.Page
// Let's see what sections are reliant on external sources
meta, err := p.GetDocumentPageMeta(documentID, true)
if err != nil {
writeGeneralSQLError(w, method, err)
return
}
tx, err := request.Db.Beginx()
if err != nil {
writeTransactionError(w, method, err)
return
}
p.Context.Transaction = tx
for _, pm := range meta {
// Grab the page because we need content type and
page, err2 := p.GetPage(pm.PageID)
if err2 != nil {
writeGeneralSQLError(w, method, err2)
log.IfErr(tx.Rollback())
return
}
pcontext := provider.NewContext(pm.OrgID, pm.UserID)
// Ask for data refresh
data, ok := provider.Refresh(page.ContentType, pcontext, pm.Config, pm.RawBody)
if !ok {
log.ErrorString("provider.Refresh could not find: " + page.ContentType)
}
// Render again
body, ok := provider.Render(page.ContentType, pcontext, pm.Config, data)
if !ok {
log.ErrorString("provider.Render could not find: " + page.ContentType)
}
// Compare to stored render
if body != page.Body {
// Persist latest data
page.Body = body
pages = append(pages, page)
refID := util.UniqueID()
err = p.UpdatePage(page, refID, p.Context.UserID, false)
if err != nil {
writeGeneralSQLError(w, method, err)
log.IfErr(tx.Rollback())
return
}
err = p.UpdatePageMeta(pm, false) // do not change the UserID on this PageMeta
if err != nil {
writeGeneralSQLError(w, method, err)
log.IfErr(tx.Rollback())
return
}
}
}
log.IfErr(tx.Commit())
json, err := json.Marshal(pages)
if err != nil {
writeJSONMarshalError(w, method, "pages", err)
return
}
writeSuccessBytes(w, json)
}