fastpastebin/domains/pastes/pastes_get.go

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// Fast Paste Bin - uberfast and easy-to-use pastebin.
//
// Copyright (c) 2018, Stanislav N. aka pztrn and Fast Paste Bin
// developers.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject
// to the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
// OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
package pastes
import (
// stdlib
"net/http"
"strconv"
"strings"
// local
"gitlab.com/pztrn/fastpastebin/internal/pagination"
"gitlab.com/pztrn/fastpastebin/internal/templater"
// other
"github.com/labstack/echo"
)
// GET for "/pastes/", a list of publicly available pastes.
// Web inteface version.
func pastesGET(ec echo.Context) error {
// We should check if database connection available.
dbConn := c.Database.GetDatabaseConnection()
if c.Config.Database.Type != "flatfiles" && dbConn == nil {
return ec.Redirect(http.StatusFound, "/database_not_available")
}
pageFromParamRaw := ec.Param("page")
var page = 1
if pageFromParamRaw != "" {
pageRaw := regexInts.FindAllString(pageFromParamRaw, 1)[0]
page, _ = strconv.Atoi(pageRaw)
}
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c.Logger.Debug().Int("page", page).Msg("Requested page")
// Get pastes IDs.
pastes, err3 := c.Database.GetPagedPastes(page)
c.Logger.Debug().Msgf("Got %d pastes", len(pastes))
var pastesString = "No pastes to show."
// Show "No pastes to show" on any error for now.
if err3 != nil {
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c.Logger.Error().Err(err3).Msg("Failed to get pastes list from database")
noPastesToShowTpl := templater.GetErrorTemplate(ec, "No pastes to show.")
return ec.HTML(http.StatusOK, noPastesToShowTpl)
}
if len(pastes) > 0 {
pastesString = ""
for i := range pastes {
pasteDataMap := make(map[string]string)
pasteDataMap["pasteID"] = strconv.Itoa(pastes[i].ID)
pasteDataMap["pasteTitle"] = pastes[i].Title
pasteDataMap["pasteDate"] = pastes[i].CreatedAt.Format("2006-01-02 @ 15:04:05") + " UTC"
// Get max 4 lines of each paste.
pasteDataSplitted := strings.Split(pastes[i].Data, "\n")
var pasteData = ""
if len(pasteDataSplitted) < 4 {
pasteData = pastes[i].Data
} else {
pasteData = strings.Join(pasteDataSplitted[0:4], "\n")
}
pasteDataMap["pasteData"] = pasteData
pasteTpl := templater.GetRawTemplate(ec, "pastelist_paste.html", pasteDataMap)
pastesString += pasteTpl
}
}
// Pagination.
pages := c.Database.GetPastesPages()
c.Logger.Debug().Msgf("Total pages: %d, current: %d", pages, page)
paginationHTML := pagination.CreateHTML(page, pages, "/pastes/")
pasteListTpl := templater.GetTemplate(ec, "pastelist_list.html", map[string]string{"pastes": pastesString, "pagination": paginationHTML})
return ec.HTML(http.StatusOK, string(pasteListTpl))
}