urls.c

linux 安装程序

    char * site, * dir;
    char * reflowedText = NULL;
    int width, height;
    newtGrid entryGrid, buttons, grid;
    char * chptr;
    char * buf = NULL;
    int r;

    if (ui->address) {
        site = ui->address;
        dir = ui->prefix;
    } else {
        site = "";
        dir = "";
    }

    if (ui->login || ui->password || ui->proxy || ui->proxyPort)
        *doSecondarySetup = '*';
    else
        *doSecondarySetup = ' ';

    buttons = newtButtonBar(_("OK"), &okay, _("Back"), &cancel, NULL);
    
    switch (protocol) {
    case URL_METHOD_FTP:
        buf = sdupprintf(_(netServerPrompt), _("FTP"), getProductName());
        reflowedText = newtReflowText(buf, 47, 5, 5, &width, &height);
        free(buf);
        break;
    case URL_METHOD_HTTP:
        buf = sdupprintf(_(netServerPrompt), _("Web"), getProductName());
        reflowedText = newtReflowText(buf, 47, 5, 5, &width, &height);
        free(buf);
        break;
    }
    text = newtTextbox(-1, -1, width, height, NEWT_TEXTBOX_WRAP);
    newtTextboxSetText(text, reflowedText);
    free(reflowedText);

    siteEntry = newtEntry(22, 8, site, 24, (const char **) &site, 
                          NEWT_ENTRY_SCROLL);
    dirEntry = newtEntry(22, 9, dir, 24, (const char **) &dir, 
                         NEWT_ENTRY_SCROLL);

    entryGrid = newtCreateGrid(2, 2);
    newtGridSetField(entryGrid, 0, 0, NEWT_GRID_COMPONENT,
                     newtLabel(-1, -1, (protocol == URL_METHOD_FTP) ?
                                        _("FTP site name:") :
                                        _("Web site name:")),
                     0, 0, 1, 0, NEWT_ANCHOR_LEFT, 0);
    newtGridSetField(entryGrid, 0, 1, NEWT_GRID_COMPONENT,
                     newtLabel(-1, -1, 
                               sdupprintf(_("%s directory:"), 
                                          getProductName())),
                     0, 0, 1, 0, NEWT_ANCHOR_LEFT, 0);
    newtGridSetField(entryGrid, 1, 0, NEWT_GRID_COMPONENT, siteEntry,
                     0, 0, 0, 0, 0, 0);
    newtGridSetField(entryGrid, 1, 1, NEWT_GRID_COMPONENT, dirEntry,
                     0, 0, 0, 0, 0, 0);

    grid = newtCreateGrid(1, 4);
    newtGridSetField(grid, 0, 0, NEWT_GRID_COMPONENT, text,
                     0, 0, 0, 1, 0, 0);
    newtGridSetField(grid, 0, 1, NEWT_GRID_SUBGRID, entryGrid,
                     0, 0, 0, 1, 0, 0);

    if (protocol == URL_METHOD_FTP) {
        cb = newtCheckbox(3, 11, _("Use non-anonymous ftp"),
                          *doSecondarySetup, NULL, doSecondarySetup);
        newtGridSetField(grid, 0, 2, NEWT_GRID_COMPONENT, cb,
                         0, 0, 0, 1, NEWT_ANCHOR_LEFT, 0);
    }
        
    newtGridSetField(grid, 0, 3, NEWT_GRID_SUBGRID, buttons,
                     0, 0, 0, 0, 0, NEWT_GRID_FLAG_GROWX);

    newtGridWrappedWindow(grid, (protocol == URL_METHOD_FTP) ? _("FTP Setup") :
                          _("HTTP Setup"));

    form = newtForm(NULL, NULL, 0);
    newtGridAddComponentsToForm(grid, form, 1);    

    do {
        answer = newtRunForm(form);
        if (answer != cancel) {
            if (!strlen(site)) {
                newtWinMessage(_("Error"), _("OK"),
                               _("You must enter a server name."));
                continue;
            }
            if (!strlen(dir)) {
                newtWinMessage(_("Error"), _("OK"),
                               _("You must enter a directory."));
                continue;
            }

            if (!addrToIp(site)) {
                newtWinMessage(_("Unknown Host"), _("OK"),
                        _("%s is not a valid hostname."), site);
                continue;
            }
        }

        break;
    } while (1);
    
    if (answer == cancel) {
        newtFormDestroy(form);
        newtPopWindow();
        
        return LOADER_BACK;
    }

    /* if the user entered the protocol type, trim it */
    if (!strncmp(site, "http://", 7))
        site += 7;
    else if (!strncmp(site, "ftp://", 6))
        site += 6;

    if (ui->address) free(ui->address);
    r = asprintf(&ui->address, "%s", site);

    if (ui->prefix) free(ui->prefix);

    /* add a slash at the start of the dir if it is missing */
    if (*dir != '/') {
        if (asprintf(&(ui->prefix), "/%s", dir) == -1)
            ui->prefix = strdup(dir);
    } else {
        ui->prefix = strdup(dir);
    }

    /* Get rid of trailing /'s */
    chptr = ui->prefix + strlen(ui->prefix) - 1;
    while (chptr > ui->prefix && *chptr == '/') chptr--;
    chptr++;
    *chptr = '\0';

    if (*doSecondarySetup != '*') {
        if (ui->login)
            free(ui->login);
        if (ui->password)
            free(ui->password);
        if (ui->proxy)
            free(ui->proxy);
        if (ui->proxyPort)
            free(ui->proxyPort);
        ui->login = ui->password = ui->proxy = ui->proxyPort = NULL;
    }

    ui->protocol = protocol;

    newtFormDestroy(form);
    newtPopWindow();

    return 0;
}

int urlSecondarySetupPanel(struct iurlinfo * ui, urlprotocol protocol) {
    newtComponent form, okay, cancel, answer, text, accountEntry = NULL;
    newtComponent passwordEntry = NULL, proxyEntry = NULL;
    newtComponent proxyPortEntry = NULL;
    char * account, * password, * proxy, * proxyPort;
    newtGrid buttons, entryGrid, grid;
    char * reflowedText = NULL;
    int width, height;

    if (protocol == URL_METHOD_FTP) {
        reflowedText = newtReflowText(
        _("If you are using non anonymous ftp, enter the account name and "
          "password you wish to use below."),
        47, 5, 5, &width, &height);
    } else {
        reflowedText = newtReflowText(
        _("If you are using a HTTP proxy server "
          "enter the name of the HTTP proxy server to use."),
        47, 5, 5, &width, &height);
    }
    text = newtTextbox(-1, -1, width, height, NEWT_TEXTBOX_WRAP);
    newtTextboxSetText(text, reflowedText);
    free(reflowedText);

    if (protocol == URL_METHOD_FTP) {
        accountEntry = newtEntry(-1, -1, NULL, 24, (const char **) &account, 
                                 NEWT_FLAG_SCROLL);
        passwordEntry = newtEntry(-1, -1, NULL, 24, (const char **) &password, 
                                  NEWT_FLAG_SCROLL | NEWT_FLAG_PASSWORD);
    }
    proxyEntry = newtEntry(-1, -1, ui->proxy, 24, (const char **) &proxy, 
                           NEWT_ENTRY_SCROLL);
    proxyPortEntry = newtEntry(-1, -1, ui->proxyPort, 6, 
                               (const char **) &proxyPort, NEWT_FLAG_SCROLL);

    entryGrid = newtCreateGrid(2, 4);
    if (protocol == URL_METHOD_FTP) {
        newtGridSetField(entryGrid, 0, 0, NEWT_GRID_COMPONENT,
                     newtLabel(-1, -1, _("Account name:")),
                     0, 0, 2, 0, NEWT_ANCHOR_LEFT, 0);
        newtGridSetField(entryGrid, 0, 1, NEWT_GRID_COMPONENT,
                     newtLabel(-1, -1, _("Password:")),
                     0, 0, 2, 0, NEWT_ANCHOR_LEFT, 0);
    }
    if (protocol == URL_METHOD_FTP) {
        newtGridSetField(entryGrid, 1, 0, NEWT_GRID_COMPONENT, accountEntry,
                         0, 0, 0, 0, 0, 0);
        newtGridSetField(entryGrid, 1, 1, NEWT_GRID_COMPONENT, passwordEntry,
                         0, 0, 0, 0, 0, 0);
    }

    buttons = newtButtonBar(_("OK"), &okay, _("Back"), &cancel, NULL);

    grid = newtCreateGrid(1, 3);
    newtGridSetField(grid, 0, 0, NEWT_GRID_COMPONENT, text, 0, 0, 0, 0, 0, 0);
    newtGridSetField(grid, 0, 1, NEWT_GRID_SUBGRID, entryGrid, 
                     0, 1, 0, 0, 0, 0);
    newtGridSetField(grid, 0, 2, NEWT_GRID_SUBGRID, buttons, 
                     0, 1, 0, 0, 0, NEWT_GRID_FLAG_GROWX);

    if (protocol == URL_METHOD_FTP) {
        newtGridWrappedWindow(grid, _("Further FTP Setup"));
    } else {
        if (protocol == URL_METHOD_HTTP)
            newtGridWrappedWindow(grid, _("Further HTTP Setup"));
    }

    form = newtForm(NULL, NULL, 0);
    newtGridAddComponentsToForm(grid, form, 1);
    newtGridFree(grid, 1);

    answer = newtRunForm(form);
    if (answer == cancel) {
        newtFormDestroy(form);
        newtPopWindow();
        
        return LOADER_BACK;
    }
 
    if (protocol == URL_METHOD_FTP) {
        if (ui->login) free(ui->login);
        if (strlen(account))
            ui->login = strdup(account);
        else
            ui->login = NULL;
        
        if (ui->password) free(ui->password);
        if (strlen(password))
            ui->password = strdup(password);
        else
            ui->password = NULL;
    }
    
    newtFormDestroy(form);
    newtPopWindow();

    return 0;
}

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